The development of adaptive traits is a result of natural selection, one of the main mechanisms underlying evolutionary change.
Understanding natural selection is also becoming more and more important in real-world settings, such as resource management, agriculture, and medicine. Even among people with postsecondary physical education, studies show that natural selection is generally very poorly understood.
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Viruses need to be inside a living thing (of course the living thing has to have the right temperature which most living things do) . When they're inside a living thing they start injecting the host's cells with its DNA in order to make more copies of itself which allows the virus to spread. So basically viruses need to be inside something living.
Answer:
A is the correct answer.
Explanation:
Because Adaption means to the process by which a species becomes fitted to its environment. So A is the closest.
