How long are MOST bacteria?
a) 0.2 to 2 ?m
b) 1 to 4 ?m
c) 2 to 8 ?m
d) 5 to 15 ?m
Ans: c) 2 to 8 ?m
Biology & Microbiology
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A. flagella B. ribosomes C. cell wall D. cell membrane
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Density-independent controls over population growth include:
a. parasites b. temperature c. disease d. competition for food e. competition for shelter
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A sterile mule is produced by mating a horse and a donkey. This is an example of reproductive isolation.
A. prezygotic B. allopatric C. postzygotic D. sympatric E. parapatric
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Do different types of teeth have different functions?
a. Yes b. No
Biology & Microbiology