The grand canyon was carved out by the colorado river. this caused the separation of members of a squirrel species. abert’s squirrel lives on the southern side of the canyon and in other parts of the united states. a subspecies, the kaibab squirrel, is found around the northern rim of the canyon and nowhere else in the country. as shown here, the two squirrels differ in body and tail coloration. their ears are also different. these variations are the result of a) specialization. b) genetic mutation. c) habitat destruction. d) geographic isolation.
Answers: 2
Biology, 22.06.2019 11:20, webbhlharryteach
Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review
Answers: 1
Biology, 22.06.2019 14:30, ethanseiter
The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?
Answers: 2
The grand canyon was carved out by the colorado river. this caused the separation of members of a sq...
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