Adaptive radiation is best described as the
A)existence of groups of closely related species recently evolved from a common ancestor.
B)existence of groups of distantly related species recently evolved from a common ancestor.
C)existence of groups of closely related species recently evolved from different ancestors through hybridization.
D)existence of individuals of closely related species that originated in different areas within diverse habitats,but that have rejoined as a single species.

Question

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Adaptive radiation refers to the process by which a single ancestral species rapidly diversifies into a group of closely related species that are adapted to different ecological niches. These species share a recent common ancestor and have evolved through natural selection and adaptation to different selective pressures within their respective habitats.

Adaptive Radiation Is Best Described as the