The conversion of solar energy to chemical
energy is known as
a. metabolism.
b. photosynthesis.
c. chemosynthesis.
d. catabolism.
e. anabolism.
B
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A shift from expected allele frequencies, resulting from chance, is known as
(a) natural selection. (b) genetic drift. (c) mutation. (d) gene flow.
Which of the following is NOT true of horizontal (lateral) transfer of genetic information?
A. transfers genes from parent to progeny B. increases genetic diversity C. is important for inferring phylogeny D. can produce large genetic change E. occurs commonly in bacteria
The probability of producing a child with cc at #4 is
a. 1/4. b. 25 percent. c. 1 out of 4. d. 0.25. e. all of these
Increased activity in the sympathetic nervous system leads to _____
A) decreased heart rate B) increased secretion by the pancreas C) increased contractions of the stomach D) relaxation of the airways in the lungs