The evolution of _____ resulted in an increase in the levels of atmospheric oxygen

a. sexual reproduction
b. aerobic respiration
c. the noncyclic pathway of photosynthesis
d. the cyclic pathway of photosynthesis


C

Biology & Microbiology

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When an F plasmid integrates into the host chromosome, the strain is referred to as ________.

A. Hfr B. F' C. F? D. F+

Biology & Microbiology

The advantage of microscopic visualization in bacterial diagnosis is that the method is:

A. very sensitive. B. easy to perform. C. easy to interpret. D. able to identify all clinically relevant microbes.

Biology & Microbiology

Because the procedure you are using to modify plants requires their cell membranes to be pulled away from the cell walls by plasmolysis, you place the cells in a(n)

A) acid solution. B) hypotonic solution. C) isotonic solution. D) basic solution. E) hypertonic solution.

Biology & Microbiology

Lactic acid, an end product of fructose fermentation, causes breakdown of tooth enamel and, eventually, cavities

Indicate whether the statement is true or false

Biology & Microbiology