Answer: 7
Explanation:
neutral
Describe how molecules enter and leave a cell WITHOUT the use of energy.
Answer: In simple diffusion, small noncharged molecules or lipid soluble molecules pass between the phospholipids to enter or leave the cell, moving from areas of high concentration to areas of low concentration (they move down their concentration gradient).
Explanation:
a population of mockingbirds has an annual per capita birth rate of 0.08 and an annual per capita death rate of 0.03. calculate an estimate of the population change for a population of 2,000 birds in one year. give your answer to the nearest whole number.
The population change for a population of 2000 birds in one year is positive and The number of individuals added is 100
Births, deaths, and migration are the primary drivers of population change. The difference between live births and deaths is what is meant by "natural increase. "The difference between the number of people moving into a region and the number of people moving out is called "net migration."
As the annual per capita birth rate is 0.08 and the annual per capita death rate is 0.03, the final number of live individuals per capita will be
0.08-0.03 = 0.05
The total population is 2000, and the number of individuals added will be
0.05*2000= 100
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The purpose of the Calvin Cycle is to…
A. convert sugar into cocoa puffs cereal that Mrs. Wade loves to eat
B. convert carbon dioxide in the atmosphere into carbohydrates or sugars
C. convert carbon dioxide in the atmosphere into pizza that Ms. Vetter likes to eat.
D. convert carbon dioxide into oxygen using water
Answer: B.
Explanation:
Answer: B, the purpose of Calvin Cycle is to produce three carbon sugars.
Explanation:
Help me with number 3!!!!!!!!!!!! Please
Answer: (D)
Explanation: All planets have circular orbits around the Sun. Comets have elliptical orbit.
When there is a failure to control the cell cycle, resulting in uncontrolled cell growth it is known as?.
When there is a failure to control the cell cycle, resulting in uncontrolled cell growth it is known as cancer.
Cancer can be described as a condition in which particular cells of the body start to divide in an uncontrolled manner. As a result of this uncontrolled division, the cells of the own body turn out to be disruptive to the body.
If the cells keep on dividing in an uncontrolled manner, they will keep on multiplying and spreading to different parts of the body.
Due to these uncontrolled divisions, cancer can be a threatful disease and diagnosing it during the early stages gives more chances of survival than the later ones.
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Frankie was selected as the commencement speaker for this year’s graduation and experiencing imposter syndrome. To help overcome their imposter syndrome, frankie begins to engage in positive self-talk. Before frankie practices the speech, they now say that they are an amazing speaker and have a lot of great ideas to share. What practice is frankie engaging to overcome imposter syndrome?.
Impostor syndrome is a psychological condition in which a person feels like a fraud and that they are not as skilled as other people think they are.
What is imposter syndrome?Imposter syndrome, to put it simply, is the sensation of being a fraud in some aspect of your life, notwithstanding any success you may have had there.
There is no recognized medical diagnosis for imposter syndrome. Instead, the phrase is most often used to refer specifically to achievement and intelligence, while it also has associations with social environment and perfectionism. In the 1970s, psychologists Suzanna Imes and Pauline Rose Clance coined this phrase.
Therefore, Impostor syndrome is a psychological condition in which a person feels like a fraud and that they are not as skilled as other people think they are.
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you might think they are all a part of the same group if you observe a flock of birds flying overhead, one right after the other. but if they were all very far apart, you might only see individual birds flying separately. which gestalt concept is utilized in this distinction? group of answer choices
According to the given statement Proximity gestalt concept is utilized in this distinction..
How do birds flock?His research demonstrated that birds do not simply follow a leader or their immediate neighborhood. Instead, they prepare for abrupt shifts in the flock's migration direction. And as the flock starts to change its course, he claimed, it "spreads across the flock in a wave."
Do birds swarm or flock?Thousands of these birds gather in captivating swarms, but it is still unclear why. The magnificent patterns that European starlings make in the sky cannot entirely be attributed to them being in defense against predators. The starling flocks in California form cordons, which are closely packed movements, when a falcon flies over the night sky.
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The principle of proximity, a Gestalt concept, is used in this differentiation. According to this theory, items that are near together are seen as a group, whereas those that are far apart are seen as individual beings. In the case of a flock of birds, their proximity provides a sense of oneness and causes us to perceive them as a group while they are flying close together. Yet, their proximity is diminished at a great distance, and we see the birds as individual birds flying apart. One of the Gestalt concepts that aid in the organization and comprehension of visual data is the idea of closeness.
susan is a consultant for a grocery store chain that wants to open several new stores in the st. louis area. she has selected several sites for the company to consider based in part on projected population growth near those sites. what isolating mechanism does this best illustrate?
The isolating mechanism which best illustrates Susan's consultancy is better expectations of future resource value.
Susan is making an investment in future value thus, the company can gain a competitive advantage by having better expectations of a resource's future value. A company can gain a long-term competitive advantage by consistently setting higher expectations over time.
Isolating mechanism: A steady stream of economic profits and the persistence of intra-industry firm differences over time are both explained by isolating mechanisms, which are also referred to as barriers to imitation (Mahoney and Pandian, 1992). Similar to entry barriers and mobility barriers, isolating mechanisms operate on different levels.
Barriers to imitation that prevent a company from competing are:
1. Better expectations of the value of future resources—investment in future value
2. Path dependence—the options faced are limited by past decisions;
3. Causal ambiguity—the cause and effect of a phenomenon are not readily apparent
4. Social complexity—the interaction of various social and business systems and
5. Intellectual property (IP) protection—a critical intangible resource that can serve as a powerful isolating mechanism. The main types are Trade secrets, designs, patents, copyrights, and trademarks.
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which may lead to an increase in the carrying capacity of the global human population? i. consuming food at a lower trophic level ii. technological advancement iii. reduction in per capita consumption rate
i. consuming food at a lower trophic level ii. technological advancement iii. reduction in per capita consumption rate. All of these may lead to an increase in the carrying capacity of the global human population.
Demographers often concentrate on four key variables when attempting to predict changes in population size: fertility rates, death rates (life expectancy), the population's beginning age profile (whether it is relatively elderly or young, to begin with), and migration.
Is there an exponential increase in the human population?
The number of people on the planet is increasing exponentially. Through migration, agriculture, technological advancements in medicine, and communication, humans have enhanced the world's carrying capacity. We can forecast population increase using a population's age distribution.
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i. consuming food at a lower trophic level ii. technological advancement iii. reduction in per capita consumption rate. All of these may lead to an increase in the carrying capacity of the global human population.
Demographers often concentrate on four key variables when attempting to predict changes in population size: fertility rates, death rates (life expectancy), the population's beginning age profile (whether it is relatively elderly or young, to begin with), and migration.
Is there an exponential increase in the human population?
The number of people on the planet is increasing exponentially. Through migration, agriculture, technological advancements in medicine, and communication, humans have enhanced the world's carrying capacity. We can forecast population increase using a population's age distribution.
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imagine that the middle head of the deltoid were the only muscle supporting the outstretched arm below. the muscle must support the weight of the arm plus a five pound weight. if we measured the force generated by the muscle is would be
If we measured the force generated by the muscle it would be more than 5 pounds.
Deltoid muscles play an important part in helping you move your arm in different directions. They also stabilize your shoulder joint and cover it from injuries analogous to dislocations. People who perform a lot of repeated above movements, analogous as insensibility, jugs, or mechanics, are at the trouble of injuring their deltoid muscles. utmost deltoid muscle injuries heal with nonsurgical treatments. The muscle supports the weight of the arm plus a five-pound weight.
It's present in your shoulder, which is the ball-and-socket joint that connects your arm to the box of your body. Like utmost other muscles in your body, the deltoids are cadaverous muscles. Tendons attach them to bones. Cadaverous muscles are voluntary muscles, meaning you choose to move them.
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What aspect of agriculture has a negative effect on biodiversity and ecosystem stability?OA. Species evenessOB. MonocultureOC. EndemismOD. HotspotsReset SelectionDELL
Monocultures have negative effects on the ecosystem mainly because they reduce biodiversity.
As there is only one plant species in agricultural crops, the species residing there are endangered because their usual habitat is destroyed and the organisms move to another area.
what medical technology have some chinese chosen to pursue in order to increase the possibility of multiple children in a single pregnancy
The use of fertility drugs is the technology used by some Chinese that can increase the possibility of multiple children in a single pregnancy.
Fertility drugs are the medications that serve various functions like production of eggs or sperms, or their quality. Some drugs can speed up the growth and maturity of egg cells, resulting in the release of more than one egg cell at the same time. This is how multiple children are born from a single pregnancy.
Pregnancy is the stage when the fusion of the male and female gamete happens and the fetus develops inside the body of the mother. For humans, this time period is of 9 months.
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transform this table into a histogram
Answer:
Sep 21, 2020
7 key moments in this video
From 00:40
Decide on bin limits
From 01:56
Entering Bin Limits
From 02:21
Generate the frequency table
From 03:13
Review the frequency table
From 05:27
Add Axes titles
From 05:49
How to make the bars in the chart thic
Explanation:
The moorish idol fish lives in coral reefs around the world. its oceanic environment is saltier than the environment inside its cells. the idol fish requires energy to maintain the environment in its cells. which structure in a moorish idol fish's cells produces the energy it needs?
The shape of a Moorish idol fish's cells produces the strength it needs is mitochondria.
Moorish idols are pelagic spawners; this is, they launch eggs and sperm inside the water column, leaving fertilized eggs to drift away with the currents. Moorish idols, Zanclus cornutus, prefer flat reefs in depths between three m – 182 m and may be observed in both clear and murky subtropical glasses of water, including internal lagoons, and rocky and coral reefs.
Moorish idols will often choose at massive polypod stony corals and certain gentle coral polyps. despite the fact that this fish commonly eats coralline algae and sponges in nature, this does not imply that it might not choose different styles of sessile invertebrates, or perhaps even motile crustaceans.
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What will be the advantages and disadvantages if the world was covered in water?
Answer:
1) no water loss from evaporation
2)less temperature fluctuation
3)less light, so predators can't see them
4)avoid competition w/ terrestrial species
A bacterium that is exposed to a toxin in its environment can make an enzyme to neutralize the toxin. The bacterium controls protein synthesis to produce the enzyme by activating an inducible operon. The activation of the operon causes the transcription of the mRNA that codes for the enzyme. The mRNA is then translated to make the specific enzyme needed to neutralize the toxin.
What phenomenon is demonstrated in this example?
A
Evolution by natural selection
B
Cell differentiation by prokaryotes
C
Adaptation to external stimuli
D
Regulation of gene expression
The phenomenon that is demonstrated in this example is adaptation to external stimuli. That is option C.
What is adaptation?Adaptation is defined as the ability of an organism to adjust to its every changing environment in order to survive and reproduce.
From the example given in the question, the bacteria was exposed to a toxin in its environment but the bacteria was able to adapt through the production of an enzyme the neutralises the toxin.
The bacteria was able to produce the neutralising enzymes through activating an inducible operon that causes the transcription of the mRNA that codes for the enzyme.
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A student is performing a chemical analysis of xylem sap. This student should not expect to find much _____.
A student is performing a chemical analysis of xylem sap. This student should not expect to find much sugar.
The plants contain two vascular bundles which are referred to as the phloem vascular bundle and the xylem vascular bundle. The xylem and the phloem flow across a plant.
The phloem is the vascular bundle that is responsible for the transportation of food from the leaves to all other parts of the plant.
The xylem is the vascular bundle that is responsible for the transportation of water from the roots to all the parts of the plant.
Hence, the food 'sugar' will not be found in the xylem sap as it will contain water. Sugar will be found in the phloem.
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A nutrition facts label lists total fat as 10 grams and saturated fat as 4 grams. How many calories does fat provide?.
90 calories is the amount of calories does the fat consisting of total fat as 10 grams and saturated fat as 4 grams.
One of the six nutrients your body requires to be healthy is fat. Calories are produced by proteins, lipids, and carbohydrates. Protein and carbohydrates both contain 4 calories per gram. There are 9 calories in 1 gram of fat.
Similar to a teaspoon or an inch, a calorie is a unit of measurement. Calories are the units of energy used by your body during food digestion and absorption. A meal might provide your body extra energy if it has more calories. Knowing that there are 9 calorie per 1 gram of fat:
Total calories = 10 grams of fat x (9 calories/1 gram of fat)
Total calories = 90 calories
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more free energy is released during the krebs cycle than during glycolysis, but only 2 moles of atp is produced for each mole of glucose undergoing glycolysis. most of the remaining free energy that is produced during the krebs cycle is used to a) synthesize gtp. b) reduce nad and fad. c) release as heat. d) oxidize pyruvate.
The Krebs cycle releases more free energy than glycolysis does, although only two moles of ATP are created for every mole of glucose that is glycolysis. Reducing nad and fad uses the majority of the free energy that is still created during the Krebs cycle.
What is meant by the Krebs cycle?The second crucial stage of oxidative phosphorylation is the Krebs Cycle, often known as the citric acid cycle. The Krebs cycle converts the energy from the smaller, 3-carbon glucose molecules produced by glycolysis into electron carriers, which are then utilized in the electron transport chain to create ATP.
The tricarboxylic acid (TCA) cycle, also known as the Krebs or citric acid cycle, is the main source of energy for cells and a crucial step in aerobic respiration. The cycle transforms the chemical energy of acetyl coenzyme A (acetyl CoA) into nicotinamide adenine dinucleotide's reducing force (NADH).
Therefore, the correct answer is option b) reduce nad and fad.
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Define and give an example of : a. Genotype: b. Homozygous c. Heterozygous d. Phenotype
a) Genotype: The genetic composition of an organism is its genotype. The alleles or variations that an individual carries in a specific gene or genetic region are also referred to as the genotype.
Eg: RR,Rr,rr can be the genotype of the color of a flower.
b) Homozygous: It is a gene region where there are two identical alleles present. Two alleles with the same variation or two alleles that are normal can both be present in a homozygous genotype
Eg: BB is the homozygous gene for a dominant character like brown eyes in humans.
c) Heterozygous: It is a gene region where there are two distinct alleles present. One normal allele and one mutated allele, or two distinct mutated alleles, can make up a heterozygous genotype.
Eg: Bb is the heterozygous gene for brown eyes in humans.
d) Phenotype: It describes a person's observable characteristics. Both a person's genomic makeup (genotype) and environmental circumstances affect their phenotype.
Example: Color of human eyes like brown, blue, black
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In the gluteus maximus, each motor unit controls a _____________ amount of muscle fibers than a motor unit in the eye muscles.
In the gluteus maximus, each motor unit controls a greater amount of muscle fibers than a motor unit in the eye muscles.
The primary hip extensor muscle is the gluteus maximus. It is the largest of the three gluteal muscles which determines the shape of the hips. Eyes need to move with precision and with a high level of control, which is made possible by the fact that there are fewer muscle fibers connected to each neuron. This is the reason why motor unit in gluteus maximus controls a greater amount of muscle fibres than the eye.
Smaller, lower threshold motor neurons in the muscle's small motor units will be more excitable and will fire first to their skeletal muscle fibers, which also tend to be the smallest. This is how eyes work efficiently. On the other hand, limbs requires greater amount of movement and thus have a larger muscle.
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how does an enzyme affect the biochemical reactions in the real world?
Answer:
"The enzyme speeds up the reaction by lowering the activation energy needed for the reaction to start." "compare the activation energy with and without the enzyme. Enzymes generally lower activation energy by reducing the energy needed for reactions to come together and react."
Laws change, constitutions get amended, and they do so because changes take place
in society that harbor that necessary change. If you could make a change in West
Virginia, in an Essay giving detail, what change would it be and why?
If I could make a change in West Virginia, the law will be in regards of arms possession by civilians.
Total Ban on arms possession by civilians in West Virginia.West Virginia is known to be a state that gives room for open carry without a permit. If a person is at least 18 years old and has a legal right to possess a handgun under state and federal law, they are permitted to carry a firearm openly without a license. There are some places that are off-limits, such courts and schools.
It is a society that recognizes the right to carry a concealed weapon within the state without first acquiring a concealed handgun license. This law may seems okay for some people, but its negative implications outweigh its advantages.
With the high rise in gun violence, there is therefore the need to amend this law. The Second Amendment does not protect concealed carry of arms, according to opponents of the practice, who also contend that police personnel with the appropriate training should be in charge of ensuring the protection of the public.
Therefore, i believe a total ban should me place on civilians carrying fire arms so as to protect the people from harm.
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which of the following is false regarding chemolithotrophic microorganisms? choose one: a. light absorption provides them with electrons. b. they include methanogens. c. they use inorganic compounds as electron donors. d. electron donors for respiration include fe2 , h2s, and nh 4.
a)Light absorption provides them with electrons
Light absorption provides them with electrons is false regarding chemolithotrophic microorganisms
What qualities do ETS cofactors possess that help the ETS do its function?
They enable minor energy transfers when they are reduced and oxidized. Correct Feedback: Smaller energy transitions in an ETS are made possible by ETS cofactors, which maximizes the protons' ability to cross the membrane.
Glycolysis is a metabolic process that occurs during both fermentation and cellular respiration. Glycolysis is the first phase of respiration.
There exist phosphorylated sugars. A. Glucose is decreased when hydrogen atoms are added.
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the value of psi in root tissue of a plant has been found to be 4.6 bars. if you place this root tissue in a 0.2m sucrose solution at 20 c in an open beaker. what is the psi of the solution? which direction will the net flow of water be?
Water potential is calculated using the formula = S + P. The relationship between osmotic potential and solute concentration is direct. The likelihood that water in a solution may undergo osmosis reduces as a solution's solute concentration rises.
What is the potential of water?Water potential is higher in pure water. Purified water's water potential has traditionally been set at zero. This implies that any solution's water potential will always be negative.
The value of base water potential begins to decline at a temperature increase of 5 to 20 °C, whereas base water potential begins to grow at a temperature increase of 20 to 40 °C.
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genetic information of plants, animals, bacteria and many viruses is stored in deoxyribonucleic acid polymers (dna). the backbone of the polymer is a made up of the phosphorylated carbohydrate ribose with one less oh group on it. based on what you know about amino acid properties and the charge of phosphates at physiological ph what amino acids would be best at binding dna? group of answer choices positively charged ones like k and r negatively charged ones like d and e uncharged polar ones like t and c nonpolar ones like a and g
Amino acids best at binding DNA are positively charged ones like k and r as DNA is negatively charged which will bind more effectively with positively charged amino acids.
Amino acids are natural compounds that contain both amino and carboxylic corrosive useful bunches.
Even though hundreds of amino acids exist in nature, by distance, the foremost critical are the alpha-amino acids, which include proteins. As it were 22 alpha amino acids show up within the hereditary code.
Lysine and arginine are essential amino acids since their side chain bunch contains a full positive charge at the physiological ph. Histidine is additionally considered essential, but it can have a positive or an impartial charge on its side chain gathered at the physiological ph.
Among the 20 common amino acids, five have a side chain that can be charged. At pH=7, two are negatively charged: aspartic corrosive (Asp, D) and glutamic corrosive, and three are positively charged: lysine, arginine, and histidine (His, H) (fundamental side chains).
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after electrophoresis dna fragments through an agarose gel, you examine the dna band that is closest to the positive electrode. how does this dna fragment compare to the others on the gel?
This DNA fragment is smaller as compared to others.
In the field of science, gel electrophoresis can be described as a technique by which DNA fragments are separated based on their charge-to-mass ratio.
Those DNA fragments that are smaller will move faster as compared to the larger ones. This is because the charge on each DNA fragment will be the same but the smaller DNA fragments will be able to move faster.
Hence, the DNA band that is closest to the positive electrode will be able to travel faster as compared to others.
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Biologists conclude that sardine fish form tight clusters
called "bait balls, such as the one shown in the image,
because this behavior protects them from predators.
8
Answer:
that's cool
never knew
Anyways thanks
The statement; "Biologists conclude that sardine fish form tight clusters called "bait balls, such as the one shown in the image, because this behavior protects them from predators." is true
What are the predators?Bait ball behavior is not limited to sardines; other small schooling fish, such as herring, anchovies, and mackerel, also exhibit similar clustering behaviors for similar protective reasons. The formation of bait balls is a remarkable example of collective behavior in the animal kingdom and serves as a vital survival strategy for these small fish species.
Biologists have observed that sardine fish (and other small schooling fish) form tight clusters known as "bait balls" as a defense mechanism against predators.
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Missing parts;
Biologists conclude that sardine fish form tight clusters
called "bait balls, such as the one shown in the image,
because this behavior protects them from predators.
T/F
Space review part 2, I need help on this! Giving brainliest to best answer
Answer:
terrestrial: mercury, venus, earth, & mars
gas/ice giants: jupiter, saturn, uranus, & neptune
Explanation:
Answer:
terrestrial;mercury,venus,earth&mars
gas/ice giants;jupiter,saturn,uranus & neptune
Explanation:
(30 pts, I'm desperate... ;-;)Can an offspring with a recessive genotype have parents that both have the dominant genotype? Explain your answer
Answer:
A dominant allele produces a dominant phenotype in individuals who have one copy of the allele, which can come from just one parent. For a recessive allele to produce a recessive phenotype, the individual must have two copies, one from each parent.
What's it's saying is to have An offspring with Recessive genotype both parents must have at least one recessive alleles in their genotype