A human population that is shrinking would be characterized by:

a. a large proportion of prereproductive individuals.
b. a small proportion of prereproductive individuals.
c. a large proportion of reproductive individuals.
d. an equal number of individuals of all age groups.
e. a small proportion of postreproductive individuals.


B

Biology & Microbiology

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Large polymers are formed from smaller subunits

by what type of reaction?

a. oxidation b. reduction c. condensation d. hydrolysis e. decarboxylation

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A cross between two individuals who differ with respect to two gene pairs is a

____________________ cross. Fill in the blank(s) with the appropriate word(s).

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Lipids with unsaturated fatty acids

a. decrease the fluidity of membranes. b. increase the charge associated with the inner face of a membrane. c. increase the fluidity of membranes. d. are present only on the inner side of the plasma membrane.

Biology & Microbiology