Which of the following processes describes the formation of a complementary RNA molecule?

A) replication B) mosaicism C) mutation D) transcription E) translation


Answer: D

Biology & Microbiology

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Your kidneys filter your blood about _____ times per day and reabsorb _____% of the water entering the renal tubules, _____% of the electrolytes in the blood, and _____% of the glucose and amino acids that were filtered out of the blood in the glomerulus

A. 60; 99.9; 99.9; 100 B. 100; 50; 50; 99 C. 75; 100; 60; 90 D. 40; 99.9; 100; 75 E. 10; 80; 25; 70

Biology & Microbiology

What enzyme is responsible for proofreading activities during DNA replication?

a. DNA polymerase b. RNA polymerase c. primase d. telomerase

Biology & Microbiology

If a cell has a greater concentration of solute than its environment, the cell

A. is isotonic to the environment. B. will not experience a net gain or loss of water. C. will die. D. is hypertonic to the environment. E. is hypotonic to the environment.

Biology & Microbiology

Potassium ion channels open ____, resulting in ____

a. as the action potential passes down the axon; a more negatively charged axon cytoplasm b. when the threshold potential is reached; the opening of more sodium channels c. during the resting potential; the diffusion of sodium ions into the axon cytoplasm d. when the action potential reaches the axon terminal; a more positively charged axon cytoplasm e. when neurotransmitters attach to dendrite receptors; no difference in the charge of the axon cytoplasm

Biology & Microbiology