All of the following are products produced naturally by microbes except which one?

A. Ethanol
B. Silk
C. Acetone
D. Antibiotics


Ans: B. Silk

Biology & Microbiology

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You are presented with an animal that resembles a jellyfish. As you examine it further, which characteristic would allow you to conclude that it belongs to the Phylum Ctenophora rather than the Phylum Cnidaria?

A. complete digestive tract. B. tentacles. C. gonads. D. stinging cells.

Biology & Microbiology

Select the best response to the question. ?What happens when a specimen is contaminated?

A) Important diagnostic information is obtained. B) No clinically useful information is obtained. C) Additional antibiotics are required to treat the infection. D) It helps rid the body of additional pathogens.

Biology & Microbiology

Viruses that become established as stable parts of the host cell genome are called

A. temperate. B. lethal. C. potent. D. virulent.

Biology & Microbiology

Stress and the risk of accidents are unrelated.

a. true b. false

Biology & Microbiology