Answer:
the act or process of changing to better suit a situation. 2 : a body part or feature or a behavior that helps a living thing survive and function better in its environment. adaptation. noun.
Explanation:
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Characteristics that are always present in living organisms are _____. Answer. Living organisms are feeding, moving, breathing, excreting, growing, reproducing, and are sensitive.
Answer:
Variations are caused by mutation. random mating between organisms.
Explanation: