Osteoblasts are ________, whereas osteocytes are ________.
A. bone-forming cells; bone-dissolving cells
B. bone-forming cells; mature bone cells
C. mature bone cells; bone-forming cells
D. bone-dissolving cells; mature bone cells
Answer: B
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Each somatic motor neuron with all the muscle fibers it innervates is a ________.
A. motor unit B. fascicle C. sarcolemma D. varicosity
What does the liver do to foreign substances that facilitates their secretion? a. It binds them to iron
b. It converts them to anionic forms. c. It converts them to cationic forms. d. It attaches water molecules. e. It changes their molecular spin.
If an albino (aa) mates with a person homozygous for normal pigment (AA),
A. there is a 100% probability that the child will have albinism. B. there is a 50% probability that the child will have albinism. C. there is a 100% probability that the child will have normal pigmentation. D. there is a 50% probability that the child will have normal pigmentation.
Gluconeogenesis occurs in the liver due to the action of ________.
A) aldosterone B) insulin C) secretin D) cortisol