Fenway Park, home of the Boston Red Sox, is situated on land that was once a fen, a kind of wetland. The replacement of the fen is an example of
A) pollution.
B) overexploitation.
C) habitat destruction.
D) competition.
C
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Which of the following glandular secretions involved in digestion would be most likely to be released initially as zymogens?
A. protein-digesting enzymes B. fat-solubilizing bile salts C. acid-neutralizing bicarbonate D. carbohydrate-digesting enzymes
Community ecology is best defined as the study of
A. plant distributions in a given region. B. mutual benefits between organisms at all scales in a region. C. the relationship between abiotic and biotic factors. D. how groups of species interact and form functional communities. E. global scale influences of major disturbances such as volcanos.
As membrane permeability increases, the rate of water movement into the osmometer ________
a. increases. b. decreases. c. is unaffected.
What is required for DNA polymerase to initiate DNA strand synthesis?
A) a short DNA primer synthesized by the enzyme primase B) a short RNA primer synthesized by the enzyme primase C) ATP and a short DNA primer synthesized by the enzyme topoisomerase D) ATP and a short RNA primer synthesized by the enzyme topoisomerase E) DNA polymerase initiates DNA strand synthesis without requiring any additional enzymes.