The chewy, stringy cells in celery are which cells?
a. xylem
b. collenchyma
c. phloem
d. sclerenchyma
e. parenchyma
Answer: b
Biology & Microbiology
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In T4 phages, which of the following makes the initial contact with the appropriate receptor site?
A. Tail tube B. Collar C. Base plate D. Tail fiber
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Which structure does NOT represent a mode of vegetative reproduction?
A. runners B. rhizoids C. adventitious plantlets D. suckers E. rhizomes F. stolons
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Long, slow distance training requires a steady, submaximal exercise intensity.
a. true b. false
Biology & Microbiology