Adaptive radiations can be a direct consequence of three of the following four factors. Select the exception.

Question

Quizplus · Accepted Answer

Genetic drift is a random process that can lead to the loss of genetic variation within a population, but it is not a direct cause of adaptive radiation. The other three factors listed - vacant ecological niches, colonisation of an isolated region with suitable habitat and few competitors, and evolutionary innovation - can all directly contribute to adaptive radiations.

Adaptive Radiations Can Be a Direct Consequence of Three of the Following