In genomic libraries:
a. naturally and arti?cially selected plants are genetically engineered.
b. DNA fragments are stored in plasmids.
c. a virus is used to transform human cells.
d. none of the above are done.
c
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Increases in the predator growth rate are followed by
a. Increases in the prey growth rate. b. Decreases in the prey growth rate. c. No change in the prey growth rate. d. The prey growth rate is not affected by the predator growth rate.
What is the purpose of molecular chaperones?
a. To transfer an amino acid b. To attach a carboxyl group c. To straighten other molecular proteins d. To strengthen the tertiary structure of a protein e. To assist the folding of other molecular proteins
Cellular respiration can be described as the conversion of the energy ________.
Fill in the blank(s) with the appropriate word(s).
Cilia and flagella of eukaryotic cells are composed of
A. nine triplets of microtubules in a circle. B. protein fibers in a helical arrangement. C. actin filaments in a 9 + 2 arrangement. D. microtubules in a 9 + 2 arrangement.