An organ is
A. a small structure within a cell.
B. a structure composed of several tissue types.
C. the basic structural unit of all living organisms.
D. a group of molecules with a common set of functions.
E. a group of cells with similar structure and function.
B
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________ is blood in the pleural space.
A. Hemothorax B. Chylothorax C. Hydrothorax D. Empyema
What does label E represent?
A) disulfide bond
B) variable segment
C) light chain
D) heavy chain
E) constant segments of light and heavy chains
The expanded chambers that open to the nipple of the breast are the __________.
a. lactiferous ducts b. secretory alveoli c. mammary glands d. lactiferous sinuses
Damage to the sustentacular cells of the testes could impair:
A) production of estrogens. B) spermatogenesis. C) oogenesis. D) FSH and LH production.