The only genus of Gram-negative cocci that causes significant disease in humans is _____.

A) Pastuerella
B) Salmonella
C) Klebisiella
D) Neisseria


Ans: D) Neisseria

Biology & Microbiology

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What would be most likely to occur if one of a man's testicles failed to descend (drop into the scrotum)?

A. The pH of his semen would be higher than normal. B. Gonadotropins within the undescended testicle would be inactivated. C. He would have a lower than normal sperm count. D. He would be unable to undergo spermatogenesis. E. He would have exaggerated secondary sex characteristics.

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A(n) alternate leaf arrangement is one in which there is one leaf per node. Indicate whether the statement is true or false

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Which of the following is not a source of ATP for muscle contraction?

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