The Reznick and Endler guppy study showed that life history traits in guppies ____
a. evolve primarily due to migration patterns
b. are unpredictable and random from a human standpoint
c. change very slowly, and only in response to individual guppy needs
d. are unchanged in response to the preferences of predators
e. can evolve rapidly in response to the preferences of predators
ANSWER: e
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Which term refers to the concentration of salts in soil?
a. salinization b. desertification c. erosion d. deforestation e. overexploitation
If one strand of a DNA molecule read
ACCTTGAC, what would the other side read?
a. ACCTTGAC b. TGGAACTG c. GTTCCAGT d. CAAGGTGA e. none of these
New polypeptide chains for proteins are assembled on
a. Golgi bodies. b. lysosomes. c. ribosomes. d. peroxisomes. e. centrosomes
During the cell division process, Sulfolobus segregates its chromosomes in a manner similar to bacteria, and performs cytokinesis in a manner similar to that of eukaryotes.
Answer the following statement true (T) or false (F)