The space between the two membranes of the mitochondrion accumulates ____
a. proteins
b. H+
c. carbohydrates
d. H2O2
e. CO2
ANSWER: b
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To which of the following do the pharyngeal
arches NOT contribute in a human embryo?
a. pharynx b. larynx c. face d. gills e. pharygeal arches contribute to all of these structures in a human embryo
In a large population on a Pacific island, a few individuals had a mutation that caused them to have different colored
eyes. After a hurricane, the population was reduced to only a few individuals, but some of those individuals had the rare eye color mutation. Now, after many generations, almost half of the population on this island has different colored eyes. This is an example of _____________________. Fill in the blank(s) with the appropriate word(s).
Along coastlines, the area between high tide and low tide is the
A. hydrothermal vent. B. continental shelf. C. intertidal zone. D. estuary.
The regulatory systems of the animal body maintain a relatively stable internal condition through a process called ________.
A. countercurrent exchange B. equilibrium C. homeostasis D. osmoreception E. absorption