The regulation of body temperature exclusively from the external environment is referred to as
A) endothermy.
B) ectothermy.
C) homeothermy.
D) heterothermy.
B
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Which whale is not a rorqual?
a. blue whale b. fin whale c. humpback whale d. right whale e. killer whale
The maximum volume of air that can be expired following a resting expiration is called
A) tidal volume. B) vital capacity. C) expiratory reserve volume. D) inspiratory reserve volume. E) inspiratory capacity.
The symbiotic relationship with fungi called mycorrhizae
A. allows plants to take up minerals such as phosphorus. B. existed only millions of years ago. C. only benefits the fungus. D. causes disease in the infected plant.
For some proteins, small molecules are integral to their structure and function. Enzymes can synthesize some of these small molecules, whereas others, called vitamins, must be ingested in the food we eat
Which of the following molecules is not classified as a vitamin but does require the ingestion of a vitamin for its production? (a) retinal (b) biotin (c) zinc (d) heme