You have drained a pond on your property to make it deeper.  In the process of using a machine to dig, you find that the mud is black and smells terrible.  Your prediction is that ________ bacteria predominate in this area of the mud.

A. nitrogen-fixing
B. nitrifying
C. sulfur-reducing
D. sulfur-oxidizing
E. denitrifying


Answer: C

Biology & Microbiology

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The two basic types of biogeochemical cycles are gaseous and ________

Fill in the blank(s) with correct word

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Which food is most likely to contain all essential amino acids?

A) beef B) carrots C) corn D) rice

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AMP stores energy in its chemical bonds and is able to use that energy for work in the cell

Indicate whether the statement is true or false

Biology & Microbiology

Transposons:

a. move within a genome without making duplicates. b. move within a genome while making duplicates. c. use an RNA intermediate. d. use a DNA intermediate. e. All of the above.

Biology & Microbiology