A. Evolution is a scientific theory, and scientific theories have many hypothesis and experiments that support their findings.
The biodiversity would change over time through ecological succession. This can be done many ways. One way would be through a damaging event, such as a forest fire or flood. Then, a pioneer species would start growing. A pioneer species would then lead to increased biodiversity in both antibiotic and biotic factors, therefore strengthening the ecosystem even more.
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The right answer is freed the hands for other uses.
bipedality is also more economic than tetrapedality, but it is not as fast and does not offer a high jumping skills.
The standing position has an advantage in reproduction because it has become attractive to females and more or less successful imitation in males, depending on their abilities, but bipedalism is a disadvantage in childbirth.
The answer is nutrients.
Nutrients nourish the body by providing it with energy and/or contributing to the body's metabolic processes. Nutrients come from food in the form of carbs, fats, and protein, all of which need to be digested by the body before it can use these nutrients.
