The common phrase "Humans evolved from chimpanzees" really means:
A. that there was a population of
chimpanzees that had mutations that made
them human.
B. that humans and chimpanzees share a
common ancestor.
C. that chimpanzees are the next group that
will turn into humans.
D. that chimpanzees are bipedal.
B
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Products of fermentation include NADH and FADH2
a. True b. False
Each tier of the biomass pyramid depicts the
__________ of all the organisms in an ecosystem. a. size b. number of species c. dry weight d. total weight e. total utilization of materials
The migration of breeding individuals between populations causes a corresponding movement of
alleles, which is referred to as: a. genetic drift. b. directional selection. c. natural selection. d. gene flow. e. mutation.
What differentiates an organic compound from an inorganic compound?
a. An organic compound lacks isotopes. b. An organic compound contains carbon. c. An organic compound lacks valence electrons. d. An organic compound is basic rather than acidic. e. An organic compound contains two or more atoms