The enzyme that catalyzes the activation of tRNA molecules is:

A. the ribosome.
B. RNA polymerase.
C. tRNA isomerse.
D. aminoacyl-tRNA synthetase.


D

Biology & Microbiology

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Animals such as humans would be classified as:

A. photoautotrophs. B. photoheterotrophs. C. chemoautotrophs. D. chemoheterotrophs.

Biology & Microbiology

An __________ consists of an array of organisms along with nonliving components of their

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

Biology & Microbiology

What would happen if there were no denitrifying bacteria?

What will be an ideal response?

Biology & Microbiology

In brewing beer, maltose (a disaccharide of glucose) is _______.

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

Biology & Microbiology