Which of the following is associated with “rest and digest”?
a. The sympathetic nervous system
b. The peripheral nervous system
c. The parasympathetic nervous system
d. The autonomic nervous system
c. The parasympathetic nervous system
The parasympathetic nervous system, which is part of the autonomic nervous system, is associated with “rest and digest.” It triggers the release of acetylcholine or nitric oxide.
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Transcription factors generally "read" DNA sequences through amino acid–nucleotide contacts in the major groove because:
A. there are no minor groove hydrogen bond acceptors available at A–T base pairs. B. the minor groove displays only methyl functional groups for recognition. C. there are more hydrogen bond donors and acceptors in the major groove. D. all minor groove functional groups are the same.
To obtain large, flat cookies, one should use more fat in a recipe
Indicate whether the statement is true or false
When doing experiments with bacteria,
A. it is usually not necessary to standardize which stage of growth is used. B. it is best to use colonies as all the bacteria in a colony are at the same stage of growth. C. it is best to use bacteria from the same stage of growth. D. the age of the bacteria is not important.
The logical conclusion that can be drawn from Wilcove's experimental data in the graph above is that
____.
a. songbird nests in a variety of habitats are equally likely to be found by predators b. songbird nests in forest fragments are more likely to be found by predators than those in intact tracts of forest c. songbird nests in forest fragments are less likely to be found by predators than those in intact tracts of forest d. songbird nests in rural areas are more likely to be found by predators than those in suburban areas e. songbirds that nest on the ground are more vulnerable to predators than those that nest in trees or shrubs