23. Speciation
Species
Problem 5a
Textbook Question
Textbook QuestionAccording to the most accepted scientific hypothesis about the origin of two new species from a single common ancestor, most new species arise when . a. many mutations occur; b. populations of the ancestral species are isolated from one another; c. there is no natural selection; d. a supernatural creator decides that two new species would be preferable to the old one; e. the ancestral species decides to evolve
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