The total number of viable microorganisms remains constant in stationary phase because ________.

A. there is a cessation of cell division even though the cells may remain metabolically active
B. there is a balance between cell division and cell death
C. either there is a balance between cell division and cell death or there is a cessation of cell division even though the cells may remain metabolically active
D. None of the choices are correct.


Answer: C

Biology & Microbiology

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The comparative anatomist Georges Cuvier confirmed the concept of extinction in 1812 when he demonstrated that there were no extant species anatomically related to the fossilized remains of the ________

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In experiments with laboratory populations of Drosophila melanogaster, Mukai and Burdick (1959 ) observed that a lethal allele maintained a higher than expected frequency

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Be able to identify an example of stabilizing selection.

What will be an ideal response?

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