Single-cell recording studies have indicated that the supplementary motor cortex may be especially important in the control of internally guided motor sequences, whereas the premotor cortex may be especially important in the control of externally guided motor sequences. The correct answer is a. supplementary motor cortex ; premotor cortex.
The supplementary motor cortex is involved in the planning and execution of complex motor sequences that are guided by internal cues or memories.
The premotor cortex, on the other hand, is involved in the planning and execution of motor sequences that are guided by external cues or stimuli. These two areas of the brain work together to control our movements and allow us to perform complex motor tasks.
The frontal lobe's SMA and premotor cortex play a role in the organisation and beginning of voluntary motor motions. The SMA and premotor cortex are active in conjunction with the basal ganglia during beat-based timing and beat perception.
Therefore The correct answer is a. supplementary motor cortex ; premotor cortex.
To know more about supplementary motor cortex and premotor cortex here:
https://brainly.com/question/30516681#
#SPJ11
How does the male body ensure that the sperm cell are not killed by acidic urine
The male body has several mechanisms to ensure that sperm cells are not killed by acidic urine. One of the main mechanisms is the secretion of alkaline fluids into the urethra during ejaculation.
The prostate gland and seminal vesicles produce alkaline fluids that help to neutralize the acidic environment of the urethra and female reproductive tract, which can be harmful to sperm cells. In addition to the alkaline fluids, the male body also has a protective mucus layer in the urethra that helps to shield the sperm from the acidic urine. The mucus layer is produced by the urethral glands and helps to reduce the exposure of the sperm cells to the acidic environment. Furthermore, the male body also has a mechanism called the urethral reflex, which is a contraction of the muscles in the urethra that occurs during ejaculation. This reflex helps to push out any residual urine in the urethra and helps to minimize the exposure of the sperm to acidic urine. Overall, the male body employs several mechanisms to ensure that sperm cells are protected from the harmful effects of acidic urine and that they can successfully fertilize the female egg.
To know more about sperm cells click here
brainly.com/question/21304814
#SPJ4
A map of the world is shown.
Click on the areas most likely to experience hurricanes, typhoons, or tropical cyclones.
Select THREE areas by clicking on the map. Selected answers appear shaded.
Tropical storms usually have diameters of between 100 and 2,000 km (62 and 1,243 mi). Tropical storms hit a number of places around the world every year, including the Gulf Coast of North America, Australia, India, and Bangladesh.
What is a tropical cyclone?An powerful circular storm with a tropical genesis develops over warm tropical seas. Typhoon or a storm are other names for it. Low air pressure, a lot of rain, and gusts that are faster than 119 km/h (74 mph) define it.
Every year, tropical storms form in the late summer, from July to September in the Northern Hemisphere and from January to March in the Southern. Tropical Depression, Tropical Cyclone, Typhoon, and Super Typhoon are the different categories.
Learn more about tropical cyclone
https://brainly.com/question/23936834
#SPJ1
You see a train outside your window that travels 24 km in 0.50 h. Its average speed is
Answer:
48 km/h
Explanation:
To find speed we have to use the equation: [tex]speed = \frac{distance}{time}[/tex]
Where distance is in km (kilometers) and time is in h (hours)
To solve this all we need to do is plug the values we are given into the correct slots in the equation:
[tex]speed = \frac{24}{0.5}[/tex]= 48 km.hTOP TIP:
When doing a maths question always make sure that the units line up with the information you are given!
Hope this helps, have a lovely day! :)
2. How do seedless vascular plants that exist today differ from those during the Devonian and Carboniferous periods?
Seedless vascular plants that exist today differ from those during the Devonian and Carboniferous periods in several ways.
During the Devonian and Carboniferous periods, seedless vascular plants such as ferns and horsetails were much more diverse and dominant than they are today, and they played a significant role in shaping the landscape and ecosystem of the time. These ancient seedless vascular plants grew to much larger sizes than their modern counterparts, with some species growing up to 30 meters tall.
Today's seedless vascular plants, on the other hand, are generally smaller and less diverse than those of the past. They include ferns, horsetails, and clubmosses, and they play a less significant role in shaping the landscape and ecosystem. One major difference between modern and ancient seedless vascular plants is that ancient plants reproduced primarily by spores, while modern plants can also reproduce by vegetative propagation or through other means.
Additionally, modern seedless vascular plants are adapted to different environmental conditions than those of the Devonian and Carboniferous periods, and they exhibit a range of morphological and physiological adaptations that reflect these differences.
To learn more about seedless vascular plants, here
https://brainly.com/question/29973089
#SPJ4
PLease help need done now!!!
In both prokaryotic and eukaryotic species, DNA replication begins prior to the initiation of cell division. DNA replication is a scientific process that produces two identical DNA copies from a single strand of DNA.
How is DNA replication in prokaryotes and eukaryotes?
DNA replication is the initial stage in prokaryotic cell division, which occurs largely by binary fission or budding. Cell division is a somewhat complicated process in eukaryotes, and DNA replication occurs during the synthesis (S) phase of the cell cycle.
Since prokaryotic DNA has only one strand of circular DNA, two replication forks arise. In eukaryotic cells, around 3500 forks arise because there is significantly more DNA that has to be copied.
Learn more about prokaryotic ,
https://brainly.com/question/29119623
#SPJ1
Natural Selection on Polygenic Traits In most populations, a trait that has higher fitness leads to greater numbers of organisms with that trait. On the graphs below, dotted lines show the original population. The solid lines show the population after selection has taken place.
Polygenic trait natural selection Genetic changes that are advantageous to a person's survival are often handed on through reproduction in most populations.
What is a polygenic trait's natural selection?The dispersion of phenotypes can be impacted by natural processes on polygenic features in three different ways: direct selection, stable selection, or disrupting selection. Success in transferring genes to the following generation is what is known as evolutionary fitness.
Does natural selection produce more fit people?Natural selection influences the level of biological features in a population, favoring those with higher evolutionary fitness. A person who is highly evolutionary fit will make more advantageous contributions to a gene pool of the following generation.
To know more about Polygenic visit :
https://brainly.com/question/31080227
#SPJ9
While the signals given by males can indicate their quality, could they also be detrimental to the males? How?
Surely, as male signals can act as signs of a guy's quality, they may also serve as a male's harm. as a fact that a male can find to female in a special ways. It didn't pick a widowbird if a female reject a male.
Widowbird's significance is unclear.Any of numerous species of birds as in family Viduidae, including whydahs and widow finches, are referred to as widow birds (plural: widow birds).
Why is a bird used as a Native American symbol?The belief that everything has innate goodness, strength, and wisdom is prevalent in Native American culture. An powerful symbol that denotes honor and a bond between the bearer, the Creator, or the bird from whom the feather originated is the feather.
To know more about widowbird visit:
https://brainly.com/question/25670508
#SPJ1
Why might an ecosystem remain stable over thousands of years?
A. B. C. or D.
Answer: C. Even though populations may change slightly, the ecosystem stays in homeostasis.
Explanation: An ecosystem can remain stable over thousands of years due to its ability to maintain homeostasis, even in the face of changing populations. Homeostasis refers to the balance and stability within an ecosystem, where different organisms and their interactions are able to maintain a relatively consistent state.
In an ecosystem, there are various checks and balances that help regulate population sizes and maintain stability. For example, predator-prey relationships play a crucial role in controlling population sizes. As prey populations increase, so does the availability of food for predators, leading to an increase in predator populations. This, in turn, leads to a decrease in prey populations, as more individuals are consumed. The decrease in prey populations then reduces the food available for predators, which can cause their populations to decrease. This cycle continues, creating a dynamic equilibrium where population sizes fluctuate within certain limits.
Additionally, ecosystems have complex food webs and nutrient cycles that contribute to stability. Each organism in an ecosystem plays a specific role and is interconnected with other organisms. These interactions create a delicate balance that helps maintain stability. For example, decomposers break down dead organic matter, returning nutrients to the soil for plants to use. Plants, in turn, provide food and energy for herbivores, which are then consumed by carnivores. This interconnectedness ensures that energy and nutrients are continually cycled, promoting stability within the ecosystem.
Learn more about ecosystems here: https://brainly.com/question/34857172.
What do these two changes have in common?
firing a clay pot in a hot kiln
bleaching hair
The two changes that firing a clay pot in a hot kiln and bleaching hair have in common is that they both involve a chemical change.
Firing a clay pot in a hot kiln involves subjecting the clay to high temperatures in order to cause the clay particles to fuse together and become hard and durable. During this process, the heat causes a chemical reaction in the clay that changes its physical and chemical properties, resulting in a new, permanent material.
Bleaching hair involves the use of a chemical, such as hydrogen peroxide, to break down the natural pigments in the hair and lighten its color. This chemical reaction alters the molecular structure of the hair, resulting in a permanent change in its appearance.
Both firing a clay pot in a hot kiln and bleaching hair involve a change in the chemical composition of the starting material. In the case of firing a clay pot, the clay undergoes a process of sintering, where the particles bond together to form a solid structure. In the case of bleaching hair, the hydrogen peroxide breaks down the melanin pigments in the hair, resulting in a lighter color.
To know more about the Clay pot, here
https://brainly.com/question/14752999
#SPJ4
The Beadle and Tatum experiments were based on all of the following assumptions except that. Supplemented media permit growth of auxotrophic strains of Nourospora X-irradiation can induce mutations. Two strains of auxotrophic Nourospora that grow on minimal medium supplemented with biotin have mutations in the same gene auxotrophs fail to grow on minimal media In their first round of screening. Boodle and Tatum plated spores on minimal medium. The purpose of this screen was to. Identify which mutants were deficient in vitamin synthesis pathways and which were deficient in amino acid synthesis pathways determine which of the mutants generated were auxotrophic for thiamine. Determine whether any auxotrophic mutants had been generated eliminate all nonmutant Neurospora from the population
Answer:
Relationships where both organisms benefit are called mutualism.
A.
True
B.
False
ANSWER ASAP!
Bacteria are which type of cell? (4 points)
Suggest two ways in which teenagers could balance their pursuit of personal gaol and social relationships
Teenagers may balance their social interactions and personal ambitions by being aware and maintaining a healthy lifestyle. Explanation: Work, lifestyle, and family goals are examples of personal objectives that are motivating.
What does the strength of perseverance entail?As a result, you are more driven to continue and give your job more meaning. You will accept the idea that there is always a way to accomplish goals. You learn how to give the most important tasks top priority.
The relational models theory outlines the four basic types of social relationships: market pricing, equality matching, authority ranking, and communal sharing. In contrast to outsiders, those who are in communal sharing relationships believe they have something fundamental in common.
learn more about family goals
https://brainly.com/question/7630210
#SPJ1
DNA is located in the
nucleus
organelles
membrane
ribosomes
of a cell. Which one ??
Answer: The Nucleus
Explanation:
The genetic material, or DNA, of the cell is located in the nucleus, which also serves as the location of ribosome synthesis, the process by which cells put together proteins.
How does the relative distance and length of year of outer planets compare with those of inner planets?
When compared with inner planets, the outer planets are relatively farther from the sun and have a longer year.
When compared with inner planets, the outer planets are relatively farther from the sun and have a shorter year.
The outer planets are relatively closer to the sun and have a longer year than the inner planets.
The outer planets are relatively closer to the sun and have a shorter year than the inner planets.
Answer:
The outer planets are relatively closer to the sun and have a longer year than the inner planets.
Homologous structures are body structures that....
a, used for the same purpose.
b, come from a common ancester.
c, are mutations.
d, are exactly the same and used for the same function no matter what species they are found in
Answer: b, come from a common ancestor.
Explanation:
Homologous structures are body structures found in different species with similar structures, indicating a shared evolutionary history. These structures may have different functions in different species but share a similar underlying structure. Examples of homologous structures include the bones in the forelimbs of vertebrates, which have alike arrangements and structures despite being used for different purposes (e.g., wings in birds, arms in humans, and flippers in whales).
arrange the terms on the left in order from largest to smallest in a eukaryotic organism
1. Histhone
2. Nucleosome
3. Nucleotide
4. Replicated chromosome
5. Cell
6. Chromatid
Put the phrases on the left in ascending order of size for eukaryotic organisms. chromatid, replicated chromosomes, nucleosome, histone, and cell.
What are the terms in an eukaryotic cell, ranked from smallest to largest?Cell, inner membrane, tissue, organ, system, and system are listed by order of size, smallest to largest. This series shows how cells, which are minuscule units, make up the most sophisticated organism.
How is the genetic structure of eukaryotic cells organised?Yet, in eukaryotes, its transgene is securely encased in linear chromosomes and kept in the nucleus. The DNA-protein combination known as chromatin, which is divided into nucleosome-sized subunits, is what makes up chromosomes.
To know more about nucleosome visit:
https://brainly.com/question/16681455
#SPJ1
The near point (the smallest distance at which an object can be seen clearly) and the far point (the largest distance at which an object can be seen clearly) are measured for six different people. Near point (cm) far point (cm) avishka 40 [infinity] berenice 30 300 chadwick 25 500 danya 25 [infinity] edouard 80 200 francesca 50 [infinity]
The people with farsightedness ranked by the power of the lens required to correct their hyperopic vision from largest to smallest are Berenice, Avishka, Francesca, and Edouard.
Hyperopia, or farsightedness, is a refractive error where the eye is unable to focus on nearby objects. It can be corrected with a converging lens that refracts light to focus it onto the retina. The power of the lens required to correct hyperopia is measured in diopters, which is the reciprocal of the focal length of the lens in meters.
From the given data, the people with farsightedness are Berenice, Avishka, Francesca, and Edouard. To rank them by the power of the lens required to correct their hyperopic vision, we need to calculate the strength of the lens required for each person by using the formula:
Lens power (in diopters) = 1 / focal length (in meters)
Using the near and far point data, we can calculate the focal length for each person as:
Berenice: Near point = 30 cm, Far point = 300 cm; Focal length = 1/((1/300)-(1/30)) = 33.3 cm; Lens power = 1/0.333 = 3 diopters
Avishka: Near point = 40 cm, Far point = [infinity]; Focal length = 1/((1/40)-(0)) = 40 cm; Lens power = 1/0.4 = 2.5 diopters
Francesca: Near point = 50 cm, Far point = [infinity]; Focal length = 1/((1/50)-(0)) = 50 cm; Lens power = 1/0.5 = 2 diopters
Edouard: Near point = 80 cm, Far point = 200 cm; Focal length = 1/((1/200)-(1/80)) = 57.1 cm; Lens power = 1/0.571 = 1.75 diopters
Complete question:
The near point (the smallest distance at which an object can be seen clearly) and the far point (the largest distance at which an object can be seen clearly) are measured by six different people.
Near Point(cm) Far Point(cm)
Avishka 40 [infinity]
Berenice 30 300
Chadwick 25 500
Danya 25 [infinity]
Edouard 80 200
Francesca 50 [infinity]
Of the farsighted people, rank them by the power of the lens needed to correct their hyperopic vision. Rank these from largest to smallest power required.
1. Berenice
2. Avishka
3. Francesca
4. Edouard
To learn more about farsightedness
https://brainly.com/question/30801287
#SPJ4
if the wild type dna sequence reads the cat ate the big rat, what type of mutation would change the sequence to the cat ata eth ebi gra t? group of answer choices deletion nonsense insertion missense silent
The phrase "the cat ate the large rat" would become "the cat ata eth ebi gra t" as a result of a nonsensical mutation. One of the four primary kinds of mutations that can develop in DNA is a nonsense mutation. Deletion, missense, insert, and silent mutations are the four primary categories of mutations.
what type of mutation would change the sequence to "the cat ata eth ebi gra t?"
If the wild type DNA sequence reads "the cat ate the big rat," A nonsense mutation would change the sequence to "the cat ata eth ebi gra t."Nonsense mutations are mutations in DNA that cause the formation of stop codons in mRNA. As a result, these mutations result in the production of a truncated protein product that is usually nonfunctional or unstable.
Therefore, a nonsense mutation would result in a sequence change from "the cat ate the big rat" to "the cat ata eth ebi gra t." Nonsense mutations are one of the four main types of mutations that can occur in DNA. The four main types of mutations are deletion, missense, insertion, and silent mutations.
To learn more about mutations here:
https://brainly.com/question/17130462
#SPJ11
which shape of prokaryotic cell normally does not exist as one single cell, but is instead found in groups of cells with specific names based on their arrangement? multiple choice rod-shaped (bacilli) spherical (coccus) spiral (spirochetes)
The shape of prokaryotic cell that normally does not exist as one single cell, but is instead found in groups of cells with specific names based on their arrangement is the spiral (spirochetes). The rod-shaped (bacilli) and spherical (coccus) prokaryotic cells are usually found as single cells.
Learn more about prokaryotic cell: https://brainly.com/question/5716507
#SPJ11
What planet had a dark grey spot
Neptune. This planet has a great dark spot in it's northern hemisphere.
The planet that had a dark gray spot is most likely Neptune, as in 1989, NASA's Voyager 2 spacecraft flew by Neptune and captured images of a large dark spot on its surface.
What is Neptune dark grey spot?The dark spot was about the size of the Earth and was located in the planet's southern hemisphere. The spot was named the Great Dark Spot and was later found to be a large storm system, similar to Jupiter's Great Red Spot. The Great Dark Spot on Neptune was a significant discovery, as it was the first time that such a storm system had been observed on a planet other than Jupiter. The storm had wind speeds of up to 1,500 miles per hour, which is much faster than any storm on Earth. It was also observed to be changing shape and size over time, indicating that it was a dynamic and active system.
Hence, the planet that had a dark gray spot is most likely Neptune.
Learn more about the dark grey spot of Neptune here.
https://brainly.com/question/31074319
#SPJ2
Discuss climate change as an important and topical issue today. After reading and watching the materials here, what do you think? Do you agree? What actions are you willing to take to help address the concerns? Post a detailed response to the Climate Change Discussion prompt.
Climate change is a pressing issue that is affecting our planet in numerous ways. The evidence clearly shows that the Earth's climate is changing, and that human activities, such as burning fossil fuels and deforestation, are the primary cause
How these activities release large amounts of greenhouse gases and affects climclimate change?
These activities release large amounts of greenhouse gases into the atmosphere, which trap heat and cause the planet to warm up.
The effects of climate change are already being felt around the world, including rising sea levels, more frequent and severe weather events, and shifts in ecosystems and agricultural productivity. Climate change is also exacerbating social and economic inequalities, particularly for marginalized communities.
We need to encourage individuals and governments to take steps to reduce greenhouse gas emissions and mitigate the effects of climate change. This includes transitioning to clean energy sources, such as solar and wind power, reducing consumption of meat and dairy, supporting policies that prioritize sustainable land use and conservation, and investing in climate resilience measures.
Ultimately, it is up to all of us to take responsibility for our own carbon footprint and make choices that support a sustainable future. We must work together to address the challenges posed by climate change and ensure a livable planet for future generations.
To learn more about Climate change, visit: https://brainly.com/question/24793273
#SPJ1
It took 87 days to stop the flow of oil from the Deepwater Horizon incident. What does this fact MOST suggest about drilling for oil in the ocean? A. It is irresponsible not to be prepared for accidents. B. Few are concerned about the environmental impact of accidents. C. It is a reasonable means of obtaining vast amounts of oil. D. Each step is more time-consuming than when drilling on land.
Answer: The fact that it took 87 days to stop the flow of oil from the Deepwater Horizon incident MOST suggests that drilling for oil in the ocean is irresponsible without proper preparation for accidents. Option A is the correct answer. This incident caused widespread environmental damage and demonstrated the need for effective safety measures and response plans to be in place before drilling for oil in the ocean.
Similitudes y deferencias entre el sistema digestivo de una oveja y un pollo
Sheep and chicken are two common farm animals, both sheep and chicken have similarities in their digestive systems, they have significant differences that reflect their unique dietary habits and digestive processes.
The digestive process in both animals begins in the mouth, where food is chewed and mixed with saliva, which contains enzymes that start breaking down the food. Both animals have a crop, a pouch-like structure that stores food temporarily before it enters the stomach.
Both sheep and chicken have a small intestine, where most of the nutrients are absorbed into the bloodstream.
The digestive system of a sheep is complex and consists of four compartments, whereas a chicken's digestive system is simple and has only two compartments.
Sheep are ruminants and have a large rumen, reticulum, omasum, and abomasum. The rumen and reticulum are responsible for fermentation and breaking down cellulose-rich plants. In contrast, chickens do not have a rumen, and their digestive system is adapted for processing grains and seeds.
To know more about digestive system here
https://brainly.com/question/19537039
#SPJ4
The answer to this question
Answer:
Option A: 1/11
Explanation:
Direct ecosystem services include benefits such as
Answer:
ecosystem services enable human life.
Explanation:
By, for instance, supplying wholesome food and clean water, controlling illness and the climate, assisting in crop pollination and soil formation, and offering recreational, cultural, and spiritual advantages, ecosystem services enable human life.
Which trait is most likely to be affected by evolution?
Options C) A trait that can be inherited by future generations is most likely to be affected by evolution.
What is evolution?The progressive accumulation of tiny genetic changes over time is the mechanism through which populations of living things change. Many processes, including as mutation, gene exchange, genetic drift, and natural selection, can cause these alterations.
These modifications over many generations have the potential to cause the extinction of other species as well as the creation of new species from existing ones.
Natural selection, the process by which specific features become more or less frequent in a population depending on their capacity to raise or lower an individual's chances of survival and reproduction, is what propels evolution.
Learn more about evolution:
https://brainly.com/question/30893161
#SPJ4
Full Question: Which trait is most likely to be affected by evolution?
ASNWER IN """!!A B C OR D"!!"
A a trait that only occurs in individuals after they reproduce
B a trait that has no effect on survival or reproduction
C a trait that can be inherited by future generations
D a trait with a single allele in the entire population
Explain why milk lasts longer in a fridge. (rather than left outside in room temperature).
The machine is making less liquid oxygen than normal. What is wrong?
A) There was frozen water in tank 2, which is blocking some of the oxygen from going into tank 3
B) Some of the liquid oxygen evaporated in tank 3
C) Some of the oxygen didn't condense in tank 2
The machine is making less liquid oxygen than normal, and there could be several reasons for this. One possibility is that some of the oxygen didn't condense in tank 2. Here option C is the correct answer.
In a typical oxygen production process, the air is compressed and cooled to a very low temperature, causing it to condense into a liquid. This liquid air is then separated into its component gases, such as oxygen and nitrogen, using a distillation process.
If some of the oxygen doesn't condense in tank 2, it can result in less oxygen being available for further processing, leading to a reduction in the amount of liquid oxygen produced. Possible reasons for oxygen not condensing in tank 2 could be an issue with the cooling system, a problem with the insulation, or a malfunction in the distillation process.
While frozen water in tank 2 or evaporation of liquid oxygen in tank 3 could also potentially cause a reduction in the amount of liquid oxygen produced, the most likely cause in this scenario is that some of the oxygen didn't condense in tank 2.
To learn more about liquid oxygen
https://brainly.com/question/21275330
#SPJ4
Oliver notices a flower growing in his front flowerbed. It is one he has never seen
before, and he knows he didn’t plant this flower. Flowering plants have developed ways
to disperse seeds in different ways for a reason. Describe two ways seeds are
dispersed, and explain why it is important for them to be spread in different places
Some feature a parachute-like structure to keep them aloft. Certain fruits—like the dandelion, for instance—have hairy, weightless structures that are ideal for wind dissemination.
Fruit that is light and buoyant has seeds that are spread by water, which allows them to float. The five primary means of dispersing seeds are gravity, wind, ballistics, water, and animal transport. in the Plants with spines or hairs are shaded and their leaves or stems are protected from drying winds. Desert plants have evolved their roots as well in order to survive. Some plants have extensive, shallow roots that may take in a lot of moisture from rainfall. Some have deep taproots that can get subsurface water.
Learn more about taproots here-
https://brainly.com/question/28229146
#SPJ1
In the Pacific Northwest a red fox has a circular home range with a radius of about 718 meters. To the nearest whole number, about how many square
meters are in a red fox's home range?
About _____m2
The approximate area of the red fox's home range is 1,623,207 m².
The area of a circle is given by the formula A = πr², where r is the radius of the circle. In this case, the radius of the red fox's home range is 718 meters. Therefore, the area of the home range is:
A = π(718 m)² = 1,623,207 m²
Rounding to the nearest whole number, the approximate area of the red fox's home range is 1,623,207 m².
What is the relation between area and perimeter of a circle?The area and perimeter (or circumference) of a circle are related by the circle's radius (r) or diameter (d).
The area of a circle is given by the formula A = πr² or A = π(d/2)², where π (pi) is a mathematical constant approximately equal to 3.14159.
The perimeter (or circumference) of a circle is given by the formula P = 2πr or P = πd, where P is the perimeter (or circumference) of the circle.
From these formulas, we can see that the area of a circle is proportional to the square of its radius, while the perimeter (or circumference) of a circle is directly proportional to its radius (or diameter).
Therefore, if the radius (or diameter) of a circle is increased by a factor of k, then its area will increase by a factor of k², while its perimeter (or circumference) will increase by a factor of k.
To know more about perimeter, visit:
https://brainly.com/question/6465134
#SPJ1