Animals must continually acquire oxygen and release carbon dioxide because they do not have a storage area for gases.
Answer the following statement true (T) or false (F)
True
It is true that animals must continually acquire oxygen and release carbon dioxide because they do not have a storage area for gases.
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A protozoan cyst differs from a helminth egg in that
A. the chromosome is free in the cytoplasm of a cyst, but enclosed in a nucleus in an egg. B. a cyst is metabolically active, but an egg is not. C. the cyst can germinate to form the organism but the egg must be fertilized. D. cysts have a uniform structure, but eggs have a wide variety of morphologies.
Signals from the __________ of the brain send
__________ signals per minute when a person is at rest. a. medulla oblongata; 10-14 b. slit level; 35-45 c. frontal lobe; 1-5 d. occipital lobe; 1-9 e. none of these
Before working at the hospital, Beth was given a Mantoux skin test to detect tuberculosis. If it were positive, the site of the test would become hardened and red. What type of response is this?
A. immediate allergic B. histamine C. B-cell mediated D. anaphylactic E. delayed allergic
Carbonic anhydrase and carbaminohemoglobin are similar in that they are both enzymes involved in respiration.
Answer the following statement true (T) or false (F)