Steroid hormones and thyroid hormones do not
require a membrane receptor because they
a. are small enough to pass directly through the
membrane.
b. are soluble in the lipid bilayer.
c. pass through special membrane channels.
d. are water-soluble.
e. dissolve in the cholesterol of the membranes.
Answer: b
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Being obese can lead to all of the following heath issues except for: a. higher blood pressure
b. higher risk for Type 2 diabetes. c. increased risk for various types of cancers. d. cardiovascular disease. e. lower risk for Type 2 diabetes.
The control in an experiment
a. makes the experiment valid. b. is an additional replicate for statistical purposes. c. reduces the experimental errors. d. minimizes experimental inaccuracy. e. is identical to the experimental group, but eliminates the characteristic or treatment being tested.
The ABO blood types are controlled by
a. pleiotropy. b. multiple alleles. c. incomplete dominance. d. codominance. e. multiple alleles and codominance.
Cancer may arise as a result of
A) mutations associated with viral infection. B) mutations associated with chemical mutagens. C) mutations associated with radiation. D) spontaneous mutations. E) All of these