Ribosomes, endoplasmic reticulum, and the Golgi apparatus functionally act in sequence to synthesize and modify proteins for secretory use (export) only, never for use by the cell. This statement is ________.
A) false; proteins thus manufactured are for use inside the cell only
B) false; integral cell membrane proteins are also synthesized this way
C) false; lipids, not proteins, are synthesized this way
D) true
B) false; integral cell membrane proteins are also synthesized this way
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Which respiratory-associated muscles would contract if you were to blow up a balloon?
A) diaphragm would contract, external intercostals would relax B) internal intercostals and abdominal muscles would contract C) external intercostals would contract and diaphragm would relax D) diaphragm contracts, internal intercostals would relax
Troponin
a. binds with calcium to prevent sarcomere shortening. b. breaks down actin. c. breaks down myosin. d. forms the boundaries of a sarcomere. e. is an enzyme in the sarcomere.
Which lobe of the cerebrum is responsible for taste?
What will be an ideal response?
Which of the following is NOT a definition of sex, according to the text?
A. Behavior that increases the likelihood of gametic union B. The state of being a male or a female C. Behavior that increases the chance of orgasm D. Behavior that produces arousal