Answer:
Two X chromosomes for females and one X and one Y chromosomes for males.
Explanation:
the human body has 23 pairs of chromosomes, or 46 in total. This includes two sex chromosomes : because each chromosome has a pair, these cells are called "diploid" cells .
Summarize this cycle in your own words
(2-3 sentences minimum).
Answer:
Where is the cycle???
Tell me please!!?
What is a push or pull that can cause motion known as
Answer: A force is a push or a pull that causes an object to move, stop, or change speed or direction. Every time you push or pull something you apply a force. Forces transfer energy.
Explanation: In physics, a force is any interaction that, when unopposed, will change the motion of an object. A force can cause an object with mass to change its velocity, i.e., to accelerate. Force can also be described intuitively as a push or a pull. A force has both magnitude and direction, making it a vector quantity.
A force is a push or a pull that causes an object to move, stop, or change speed or direction. Every time you push or pull something you apply a force. Forces transfer energy.
What is Force?In physics, a force is any interaction that, when unopposed, will change the motion of an object. A force can cause an object with mass to change its velocity, i.e., to accelerate.
Force can also be described intuitively as a push or a pull. A force has both magnitude and direction, making it a vector quantity.
A push or pull that an object experiences as a result of interacting with another item is known as a force. Every time two items interact, a force is exerted on each of the objects.
Therefore, A force is a push or a pull that causes an object to move, stop, or change speed or direction. Every time you push or pull something you apply a force. Forces transfer energy.
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Explain an example why selective breeding is an example of biotechnology
the typhoons that pass through the philippines travel
In pea plants, the allele for tallness is dominant. What are the possible genotypes of a tall pea plant?
TT or Tt
TT only
Tt or tt
TT or tt
Answer:
Tt and Tt
Explanation:
Edmentum (Hope this helps someone in the future even if it won't help the question asker!)
SARS-CoV-2 is a respiratory virus. What makes a respiratory virus more difficult to contain than a pathogen that is spread through contaminated food, for example?
Answer:
a respiratory virus is usually air borne. while contaminated food can only harm you if ingested. with SARS, if you breath in contaminated air, its a lot easier to get it.
Explanation:
Sexual reproduction in animals depends on the production of gametes.
Which of these processes produces gametes in animals? *
Mitosis
Fertilization
O Meiosis
Binary fission
The process that produces gametes in animals is meiosis.
What is MeiosisMeiosis is a specialized type of cell division that occurs in the reproductive cells, or germ cells, of animals. It involves two rounds of cell division, resulting in the production of four haploid daughter cells, each with half the number of chromosomes as the parent cell.
During meiosis, the genetic material is shuffled and recombined through processes such as crossing over and independent assortment. This genetic variation contributes to the diversity of offspring produced through sexual reproduction.
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Which of the following is a way that lakes differ from ponds?
A) temperature variation
B) size
C) effect on weather conditions
D) all of the above
PLS HELP ASAP
Which evolutionary mechanism increases inheritable variations
Recombination of genes
Bottleneck ig of genes
Gene flow
Genetic drift
Answer:
Recombination Of Genes
Explanation:
Recombination of the gene's evolutionary mechanism increases inheritable variations, hence option A is correct.
What are genetic variations in a population?Gene flow, recombination, and mutation are mechanisms that enhance genetic variety. There are more mechanisms that work to promote genetic diversity, but fewer that work to reduce genetic diversity.
Demographic bottlenecks tend to decrease genetic diversity by intensifying genetic drift, but because genetic drift is random and has local impacts owing to recombination, mutation, and selection, the overall impact may vary along the genome.
Because it introduces new variety into the population, the mutation is the only mechanism of evolution mentioned that increases the amount of genetic variation. Genetic drift is the haphazard loss of genetic variation over time.
Therefore, option A is correct.
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What is the role of oxygen in photosynthesis
Answer:
as fare as I can remember oxygen is actually a waste product that is produced at the end of a plant's photosynthesis cycle
Explanation:
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A potted plant is placed in the dark. Which statement best describes what will most likely happen FIRST to the plant over time? The plant will die because it does not have what it needs for cellular respiration The plant will die because it does not have what it needs for cellular respiration The plant will die because it does not have what it needs for photosynthesis The plant will die because it does not have what it needs for photosynthesis The plant will grow at a slower rate The plant will grow at a slower rate The plant will grow faster because it has no competition.
Answer:the plant will die
Explanation:
How might it be possible for your baby to show a trait that neither you or your mate has?
Answer:
it could be passed on from generations, even though if your mother or father doesn't have those traits
i tHoUgHt yOu WeRe aMeRiCaN
Answer:
i am lol
Explanation:
Answer:
I am :)
Explanation:
If we were allowed to fish in these waters, how would it affect the food chain? The dolphins in particula
Answer:
Things that would/could affect the dolphins:
Driving away food sourcesOverfishing would cause a lack of food sourcesOverfishing could make them along with other species compete for food/survivalAccidents involving dolphins with boats and fishing equipmentExplanation:
Hopefully I helped. IF SO CAN I HAVE BRANLIEST.
Would the distance from the Sun to the next closest star be more or less than
39.4 Astronomical Units? Why or why not?
Answer: The distance from the sun to the closest star would be less. I dont know why, but their is a star that is close to the sun. The average distance between them is about 23 astronomical units. 23 is of course less then the 39.4. Also the 23 is a little more than the distance between the sun and Uranus.
Explanation: ( This is new information, not old.)
The distance from the Sun to the closest star cannot be less than 39.4 AU because both stars will start attracting each other.
Astronomical Units:An astronomical unit is equal to the distance between the earth and the sun.The nearest star from our sun is Alpha Centauri which is 4.367 light-years away from our sun.If a star is just 34 astronomical units away from our sun, the sun and the closest star will start attracting each other due to the high gravitational force. This event results in the destruction of the solar system.Therefore, the distance from the Sun to the closest star cannot be less than 39.4 AU.
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Which of the following is an example of a monomer and a monosaccharide:
A maltose
B. galactose
C. glycine
D. sucrose
Answer:
B. galactose
Explanation:
Galactose is a monosaccharide and is fairly abundant in a human diet
PLEASE HELP I AM ON A TIMERR
Answer:
a
Explanation:
you need sugar,glucose and oxygen
whicht of the following nutrients is primarily used or buiding and repairing of demaged cells and tissues
Answer: protein ..i hope this helped!
Explanation: protein is a nutrient used to repair our body cells (like blood and muscle cells).
How can we tell histologically that skeletal muscle tissue is highly vascular?
Answer:Muscle tissue is composed of cells specialized for contraction. Muscle is classified into three types according to their structure and function:
Skeletal muscle cells - striated, voluntary control
Cardiac muscle cells - striated, involuntary control
Smooth muscle cells - nonstriated, involuntary control
Skeletal and cardiac muscle cells are called striated because they show an alternating series of bands. The repeating arrangement of their basic contractile unit, the sacromere, produces these striations.
In all types of muscle, contraction is caused by the movement of myosin filaments along actin filaments.
The terms muscle cell and muscle fiber are synonymous.
Explanation:
All Archaea and bacteria are microscopic, prokaryotic organisms. However, Archaea and bacteria differ in significant ways. Which of the following is the MOST important reason that Archaea and bacteria belong to separate biological domains?
Archaea are often resistant to antibiotics
O Archaea do not have a nucleus
O Archaea are found as single cells or colonies
O Archaea often live in more extreme conditions than bacteria
The most important reason that Archaea and bacteria belong to separate biological domains is Archaea often live in more extreme conditions than bacteria.
What are the examples of biological domains?There are three domains of life, the Archaea, the Bacteria, and the Eucarya. Organisms from Archaea and Bacteria have a prokaryotic cell structure, whereas organisms from the domain Eucary encompass cells with a nucleus.
Examples include memory, mate choice, relationships between kin, friendship and cooperation, parenting, social organization, and status.
This phylogeny overturned the eukaryote-prokaryote dichotomy by showing that the 16S rRNA tree neatly divided into three major branches, which became known as the three domains of (cellular) life: Bacteria, Archaea and Eukarya.
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how to find the phenomenon of an essential question?
Answer: By reading and revising the literature based on phenomenon or by performing an experiment.
Explanation:
Essential questions are those key questions that can be asked from the students or the students can ask those questions after the lecture about a specific topic. The essential questions are asked by the teachers to determine the focus of the students on the lecture and how much information they have retained. This helps in improving the explanation ability of students. The essential questions are related to the phenomenon and it can be answered and find by recollecting what has been taught by the teacher, reading and revising the literature related to the phenomenon. These can also be answered by performing a scientific experiment.
Which would be an autotroph in a grassland ecosystem
Answer:
prairie cordgrass
Explanation:
Spartina pectinata is a species of cordgrass known as prairie cordgrass, freshwater cordgrass, tall marshgrass, and sloughgrass. It is native to much of North America, including central and eastern Canada and most of the contiguous United States except for the southwestern and southeastern regions.
Autotrophic organisms may synthesize organic chemicals from inorganic substances like light prairie cordgrass is an autotroph in a grassland ecosystem, hence option B is correct.
What are autotrophs?Autotrophs are another name for producers. Through a process known as photosynthesis, they produce all of their own food.
Autotrophic organisms are producers because they have the ability to transform inorganic elements like light into the nourishment that best suits their requirements. The majority of these species are plants that photosynthesize.
1% of the energy that reaches the earth's surface is absorbed by autotrophs. From autotrophs to heterotrophs, this little fraction of energy passes through the entire ecosystem before dissipating in the environment.
Therefore, organisms may synthesize organic chemicals from inorganic substances like light prairie cordgrass is an autotroph in a grassland ecosystem, hence option B is correct.
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The given question is incomplete so the most probable complete question is,
Which would be an autotroph in a grassland ecosystem?
A. monarch butterfly
B. prairie cordgrass
C. mallard duck
D. muskrat
Pls can someone help me out by answering these
Answer:
the diagram is not clear enough.
Answer:
A,C,D
Explanation:
( PLEASE HELP NEED A REAL ANSWER! )
Individuals with advantageous traits for their environment have a better chance of surviving
than those with less helpful traits. Explain how this is demonstrated in the moth information
above. Use specific information and examples.
Answer:
The moths with darker coloring lived long enough to reproduce and passed the trait on. The light peppered moths were easier for predators to spot on the dark soot covered trees so they died first.
Explanation:
What needs to happen for a species to form
Answer:
New species form when individuals from diverging populations no longer recognize one another as potential mates, or opportunities for mating become limited by differences in habitat use or reproductive schedules.
Explanation:
which of the following is an example of positive feedback?
Answer:
uuh theres not an example please comment under this post to me the options
Explanation:
will give brainliest
punnet square with cross between homzygous dominant parent and one heterozygous parent
Answer:
the bottom left one is the one
Answer:
top left
Hope that helps.
define immunology?
please answer this question
Answer: See explanation
Explanation:
Immunology is a vital branch of biological sciences that has to do with how the immune system is being studied.
The function of the immune system to our body is vital as it helps in protecting against diseases. The person that diagnose, and treats immunologic conditions, is referred to as an immunologist.
3. Which of the following is the reactant of photosynthesis?
Answer: i dont see a question but The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll,
Explanation:
im not sure if you need this but while the products are glucose (sugar), oxygen and water.
HELPPPP pls I need answer fast like flash
Answer:
and im here hi
Explanation:
was i fast enough?