Human insulin is produced in transgenic
a. bacteria.
b. viruses.
c. fungi.
d. plants.
e. animals.
Answer: a
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Which of the following must be accomplished FIRST in order to conduct RT-PCR?
A) Complementary DNA must be synthesized from double-stranded DNA. B) Complementary DNA must be synthesized from RNA. C) Complementary DNA must be synthesized from proteins. D) Complementary DNA must be synthesized from single-stranded DNA.
Orgasm is necessary for
a. ejaculation of semen. b. pregnancy. c. erection. d. sexual arousal. e. all of these.
Replication of the chromatids ______ cell division.
Fill in the blank(s) with the appropriate word(s).
A new drug for depression was developed by taking a disaccharide, sucrose, and combining several different hydrophilic functional groups onto the molecule. After hearing about its structure, you are positive that this molecule has zero direct effect on
the brain. Why? What will be an ideal response?