Do mutations require very high rates before they can affect genetic diversity?
a. yes
b. no
b
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When a phosphate group is transferred from ATP, active transport pumps ____
a. trigger exocytosis b. change their shapes c. become ionized d. fuse with the surrounding phospholipid membrane e. are destroyed
Type A blood will NOT agglutinate when mixed
with a. type B blood. b. type A blood. c. type AB blood. d. type O blood. e. types A and AB.
The spinal cord ____
a. functions as a control center for reflexes b. inhibits unwanted brain activity c. consists solely of nerve tracts d. carries only motor information e. carries parasympathetic but not sympathetic messages
During meiosis II, _____.
A) the sister chromatids separate from one another B) homologous chromosomes separate from one another C) each duplicated chromosome lines up with its partner D) crossing over occurs E) all of the choices are events seen in meiosis II