By what transport mechanism does glucose enter most cells?
A. diffusion through the lipid bilayer
B. primary active transport
C. secondary active transport
D. diffusion through a protein channel
E. facilitated diffusion
E
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When you cry, your nose becomes runny because your eye fills with tears produced by the lacrimal gland. The tears drain through the superior and inferior canniculi, enter the lacrimal sac, and drain out through the ________ ________.
Fill in the blank(s) with the appropriate word(s).
If a husband and wife are both carriers of albinism, which is a recessive trait with two alleles, what is the probability that each of their children will be albino?
A. 100% B. 50% C. 75% D. 0% E. 25%
Which of the following nerves from the sacral plexus goes to the external genitalia?
a. obturator b. iliohypogastric c. genitofemoral d. pudendal
Which of the following is a function of muscle tissue?
A. Coverage B. Communication C. Structural support D. Movement