Answer: The answer is rock.
Explanation: A rock is a a solid substance in which it is composed of large quantities of one mineral, or contains 2 or more minerals.
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The type of selection which is illustrated by these two graphs is a
Stabilizing Selection
Among the different types of Natural Selection.
Stabilizing Selection is the one that happened to the parrot population in the rainforest in Costa Rica. This is characterized by the selection against the extremes of an attribute and reinforcement of the mean, that's why this type of selection is also called Selection towards the mean.
In this case, there was selection against the parrots with colored feathers other than green that didn't help them to camouflage in the rainforest.
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Answer:
Generally speaking, biologists try to learn as much as possible about
- structure of life forms
- functions of life forms and their organs
- the science behind the gowth of life forms and their organs
- the origin, evolution and distribution of life
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The sun is the main source of energy.