Which of the following plants are widely
planted in cities because of their resistance to
insect predators, air pollution, and disease?
a. horsetails
b. ginkgos
c. pines
d. spruces
e. junipers
B
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The enzyme reverse transcriptase was discovered by
A. Arber and Smith. B. Temin and Baltimore. C. Jackson, Symons, and Berg. D. Boyer and Cohen.
What are some similarities between cephalopods and vertebrates?
What will be an ideal response?
Certain chemicals like DDT undergo biological magnification because
a. reactions within prey convert similar compounds into DDT. b. many smaller prey animals consume DDT as a nutrient. c. consumers store all of the DDT present in the prey they consume. d. more DDT in the environment sticks to larger consumers. e. DDT accumulates in water supplies and larger consumers drink more water.
Insects have a(n) __________ eye, with many individual units. Fill in the blank(s) with the appropriate word(s)