Microevolutionary change resulting from the differential survivorship or reproduction of individuals with different
genotypes is known as ____.
a. nonrandom mating
b. mutation
c. gene flow
d. natural selection
e. genetic drift
ANSWER: d
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The metabolic rate of an endotherm _____ at low environmental temperatures while the metabolic rate
of an ectotherm _____ at low environmental temperatures
a. falls; rises b. falls; falls c. rises; falls d. rises; rises e. it depends on the particular endotherm or ectotherm, so all of these are possible
If an mRNA carries AUCGUG as a sequence,
what would be the sequence of the DNA complement to the sequence of DNA that is the complement to the mRNA?
a. ATCGTG b. TCGCAC c. CGATCT d. GCTACA e. UAGCAC
As of 2008, human cloning was banned in the United States. What are the arguments for maintaining such a ban?
What will be an ideal response?
In what type of population would evolution occur most rapidly?
A) a large population with a large gene pool B) a small population with a relatively diverse gene pool C) a small population with a small gene pool D) a large population with a relatively limited gene pool