Answer:
Mutations affect evolution by increasing genetic variation and the potential for individuals to differ.
Answer:
Cell shape is related to its function. It can be justified by citing examples of nerve cell which is long and it helps it to carry information from one part of the body to another. White blood cells and Amoeba do not have a definitive shape; their cells have the ability to change their shape.
Explanation:
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Its basically saying something (object) at rest is going to stay there until something moves it like an outside object.