Which bacterial trait is NOT useful for experiments in evolution?

a. The ancestral organism can be frozen and compared to the evolved descendant.
b. Bacterial populations are large and reproduce quickly.
c. Selective pressure on bacteria is easily manipulated.
d. Some bacteria are naturally transformable.


Answer: D

Biology & Microbiology

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The main product of the Calvin cycle is

A. carbon dioxide. B. a carbohydrate. C. oxygen. D. ATP. E. NADPH.

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Transformation of bacteria was shown to occur when ________ bacteria were injected into mice and the mice ________.

A. live S strain; died B. live S and R strain; died C. live R strain and dead S strain; died D. live S strain and dead R strain; didn't die E. live R strain; didn't die

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In black bread molds, the ________ produce haploid spores for asexual reproduction

Fill in the blank(s) with correct word

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In nonexperimental data the nonrandom assignment of treatment leads to what?

A. Mismeasured standard deviations B. Loss of degrees of freedom C. Selection Bias ? 0 D. Non-normal underlying population distribution

Biology & Microbiology