Biology for IGCSE & O level - Variation And Selection (Section 4 - No. 25)
Which of the following is the best definition of adaptation in the context of natural selection?
A sudden, permanent change in a gene.
The process by which populations become better suited to their environment over generations.
The process of humans selecting desirable traits in plants and animals.
The introduction of new organisms into an environment.
Explanation
Adaptation, in the context of natural selection, is the process where populations gradually change to better fit their environment.
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