The process by which members of isolated populations become so different in genetic makeup that they cannot produce live, fertile offspring if they are rejoined is best described as
a. geographic isolation
b. reproductive isolation
c. evolutionary isolation
d. endemic isolation
e. niche isolation
B
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The health, environmental, and economic benefits of recycling far outweigh the costs.
Answer the following statement true (T) or false (F)
Which of the following has dominated food-generating practices in the twentieth century?
A) hunting and gathering B) commercial agriculture C) subsistence agriculture D) pastoralism E) swidden agriculture
What are the major types for waves?
a. Wave of oscillation b. Wave of longshore c. Wave of translation d. all of the above e. Both a and c
Which of the following is true of splicing?
A) It involves both the snRNA and protein portions of a snRNP. B) It involves only the protein portion of a snRNP. C) It involves only the snRNA portion of a snRNP. D) snRNPs are not involved in splicing.