ALL of the following processes are anaerobic respirations EXCEPT

a. methanotrophy.
b. denitrification.
c. sulfate reduction.
d. acetogenesis.


Answer: A

Biology & Microbiology

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Which of the following is only true of RNA, but not DNA?

A. Guanine pairs with cytosine. B. Adenine pairs with uracil. C. The backbone is made up of alternating 5-carbon sugars and phosphate groups. D. It is comprised of nucleotides.

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A module that is produced asexually by an original genetic individual, which may remain physically linked to the parent or may be separate, is referred to as a

A) genet. B) ramet. C) clone. D) bud.

Biology & Microbiology

Molecules that give up or donate hydrogen ions are ________

Fill in the blank(s) with correct word

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Albinism, lack of pigmentation in humans, results from an autosomal recessive gene (a). Two parents with normal pigmentation have an albino child. What is the probability that their next three children will be albino?

A) 0% B) 1/8 C) 3/4 D) 1/64 E) 1/4

Biology & Microbiology