Which Of The Following Would Tend To Promote Adaptive Radiation
Question: Which of the following would tend to promote adaptive radiation?
Answer: An organism colonizes an isolated area that is habitable but relatively devoid of life.
Question: The difference between geographic isolation and habitat differentiation is the…
Answer: Relative locations of two populations as speciation occurs
Question: When the continent of Pangea first split apart, it formed…
Answer: A Northern landmass called Laurasia and a southern landmass called Gondwanaland
Question: The first humans appeared in the fossil record in the ______
Answer: pleistocene
Question: The _____ period is sometimes referred to as the Age of Fish (wide diversification of bony fish)
Answer: Devonian
Question: Sympatric speciation commonly occurs through _____ in plants, but is more likely to occur through _____ in animals.
Answer: Polyploidy…….. habitat differentiation and sexual selection.
Question: the recessive allele that causes phenylketonuria (PKU) is harmful, except when an infant’s diet has appropriate levels of the amino acid phenylalanine. What maintains the presence of this harmful allele in a population’s gene pool?
Answer: Diploidy
Question: Which of the following are two types of genetic drift?
Answer: b and c
Question:
Answer: ecological
Question: Two species that sometimes mate and produce vigorous but sterile offspring are separated by…
Answer: reduced hybrid fertility