The testes and ovaries are called the ________.
A. gametes
B. gonads
C. ovum
D. sperm
Answer: B
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Using Figure 6.2, match the following:
1) Compact bone.
2) Location of the epiphyseal line.
3) Area where yellow marrow is found.
4) Area with articular cartilage.
During osmosis, water moves toward the solution with the _________ solute concentration
A. greater B. lesser
The plasma membrane of a cell is composed of:
a. phospholipid molecules b. cholesterol molecules c. protein molecules d. all of the above
Cyanide poisoning quickly leads to death because it blocks the final cytochrome molecule in the electron transport system. Why is this blockage lethal?
A) All hydrogen ion pumps deactivate. B) NADH molecules cannot give off their electrons. C) FADH2 molecules cannot give off their electrons. D) Electrons cannot transfer to oxygen. E) Coenzyme Q disassociates and becomes nonfunctional.