Which of the following is an example of a polysaccharide?
a. glucose
b. glycogen
c. dextrose
d. lactose
b. glycogen
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Which of the following describes fascicle arrangement in a pennate muscle?
A) The fascicles are short and attach obliquely to a central tendon that runs the length of a muscle. B) The fascicular pattern is circular. C) The fascicles form a triangle. D) The fascicles are in a fusiform arrangement.
The cells of an alveolus that secrete surfactant are type ________.
Fill in the blank(s) with the appropriate word(s).
Azoospermia means:
A) absence of sperm production B) absence of a testicle C) abnormally formed sperm D) disease of sperm
Which of the following is able to passively penetrate the plasma membrane (without a transport protein)?
A. Large polar molecules
B. Small charged particles
C. O2
D. All of the choices are correct.