The biome at the top of a very high mountain at the
equator is a type of
a. alpine tundra.
b. taiga.
c. savanna.
d. mountain coniferous forest.
e. arctic tundra
Answer: a
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A fetus is
(a) a newborn pig. (b) a newborn human. (c) an unborn mammal. (d) all of the above.
Data from both phylogenies and the fossil record show all of the following EXCEPT:
A. the earliest animals appeared more recently than the earliest land plants. B. microorganisms diverged early in evolutionary history. C. flowering plants diverged more recently than algae. D. primates diverged more recently than tetrapod vertebrates. E. diversity has accumulated over time.
Information in living organisms can be transmitted by:
a. genes only. b. hormones only. c. neurotransmitters only. d. genes and hormones but not neurotransmitters. e. genes, hormones, and neurotransmitters
What is the nucleosome core particle composed of?
a. histones H2A, H2B, H3, and H4 b. single-stranded binding proteins c. histones H1 and H2A d. histones H3 and H4