. If a daughter expresses an X-linked recessive trait, she inherited the trait from ____
a. her mother
b. her father
c. both parents
d. neither parent
e. her grandmother
ANSWER: c
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Unlike all other amine derived hormones, thyroid hormones
A. bind to membrane receptors to elicit a response. B. activate second messengers via binding to a membrane receptor. C. are derived from cholesterol. D. are produced by the gonads. E. bind to intracellular receptors rather than to membrane-bound receptors to elicit a response.
Glyceraldehyde-3-phosphate is an end product of
A. light-dependent reactions. B. light-independent reactions. C. glycolysis. D. the electron transport system.
The fibrous proteins underlying the inner nuclear membrane are
a. band 3s. b. collagens. c. keratins. d. lamins.
Draw and label the specific sequence of procedures, reagents, and materials needed to obtain a human protein from E. coli cells growing in a lab culture.
What will be an ideal response?