The process by which soil bacteria convert NH3 or NH4 to nitrate (NO3-) is called

A. assimilation.
B. denitrification.
C. fixation.
D. nitrification.
E. ammonification.


D. nitrification.

Biology & Microbiology

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________ are microbial infections acquired by hospital patients with noninfectious diseases because they are compromised hosts

A) Healthcare-associated infections B) Immunocompromised infections C) Pathogenic infections D) Virulent infections

Biology & Microbiology

Triglycerides are stored primarily in this type of tissue.

A. nervous B. epithelial C. muscular D. adipose E. cardiac

Biology & Microbiology

In most species, all mRNA transcripts begin with _____

a. methionine b. a ribosome c. AUG d. the P site e. an anticodon

Biology & Microbiology

________ are tiny blood vessels leading away from capillaries to veins.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology