A polypeptide is ________.
A. a long chain of amino acids
B. a long chain of fatty acids
C. a long chain of glucose
D. a long chain of nucleic acids
Answer: A
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Answer the question by using the accompanying graph. If all three enzymes catalyze the same reaction and your
experimental conditions require a pH of 8, which enzyme would you choose?
a. enzyme 1 b. enzyme 2 c. enzyme 3 d. either enzyme 2 or 3 e. both enzymes 2 and 3
In humans, sex-linked means the gene is on what chromosome?
A. X B. Y C. Z
The breathing center is located in the ________ of the brain and is responsible for the basic breathing rhythm
Fill in the blank(s) with correct word
HIV causes acquired immunodeficiency by infecting
A. B cells. B. helper T cells. C. cytotoxic T cells. D. thymus cells. E. both B and cytotoxic T cells.