Insulin and many other hormones are protein molecules. Based on your knowledge of transport processes, you can say that cells that secrete these types of hormones do so through:
A) pinocytosis.
B) receptor-mediated endocytosis.
C) passive diffusion.
D) exocytosis.
E) facilitated diffusion.
Answer: D
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The major way that meiosis II differs from mitosis is that
A. in meiosis II, the homologous sister chromatids align at the metaphase plate as a tetrad. B. in meiosis II, a pair of sister chromatids move to the pole. C. in meiosis II, the daughter cells are haploid. D. in meiosis II, a synaptonemal complex is formed. E. in meiosis II, the homologues separate.
The risk of ____________________, which occurs when the embryo begins to grow outside the uterus, increases with
the use of IVF. Fill in the blank(s) with the appropriate word(s).
A functioning ________ would enable you to read a novel while sitting in a noisy restaurant
A) reticular formation B) substantia nigra C) hypothalamus D) thalamus E) cerebrum
Which of the following proteins of the complement cascade is an opsonin?
A. C5a B. factor B C. C3a D. MAC E. factor P