When BAPNA is hydrolyzed, it _______.
A) complexes with starch
B) changes from colorless to yellow
C) changes from yellow in color to colorless
D) produces reducing sugar
B) changes from colorless to yellow
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Which of the following statements concerning membrane transport across the plasma membrane is true?
A. Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer. B. Generally, cations pass through the membrane more easily than anions. C. Water cannot move through the membrane. D. All molecules are moved across by active transport. E. Polar molecules are transported more easily than nonpolar molecules.
The sense of smell detects ____ stimuli
a. olfactory b. alimentary c. gustatory d. sublingual
The "tanning" effect (darkening of the skin) that occurs when a person is exposed to the sun is due to the increased presence of ________
A) melanin B) keratin C) oil D) epidermis dendritic cells E) sweat
Cell bodies of the peripheral nervous system are located in
A. ganglia. B. Schwann cells. C. the motor division. D. the sensory division. E. nerves.