Plants, unlike most animals, can occasionally form new species in one generation. The mechanism by which this happens is
A) numerous mutations happening at once in an organism.
B) isolation.
C) punctuated equilibrium.
D) a doubling or a tripling of the chromosome numbers.
Correct Answer:
Verified
Q17: Consider each of the following crosses and
Q18: A geographic barrier
A) is an isolating mechanism.
B)
Q19: The origin of the human species (Homo
Q20: Two new species of plants that are
Q21: Adaptive radiation results in which of the
Q23: Whenever a species of an organism has
Q24: Many kinds of cactus and other desert
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Q26: Some species of plants cannot interbreed by
Q27: Divergent evolution
A) is more common than convergent
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