Glycolysis is best defined as the breakdown of
A. glucose to carbon dioxide and water.
B. glucose to two molecules of pyruvic acid.
C. pyruvic acid to carbon dioxide and water.
D. glycogen to glucose-6-phosphate.
E. glucose to glycogen.
B
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Which of the following statements regarding the thymus is FALSE?
A) It has follicles similar to those in the spleen. B) It does not directly fight antigens. C) It functions strictly in T lymphocyte maturation. D) Its stroma consists of epithelial tissue.
The red blood cells of type AB blood have on their surfaces
A) neither antigens A nor B. B) antigen A only. C) antigens A and B. D) antigen B only.
Changes in the osmolarity of the extracellular fluid are detected by osmoreceptors in the hypothalamus
Indicate whether the statement is true or false
A dialysis sac that is permeable to glucose and water is filled with water and placed in a beaker containing 20% glucose solution. Will there be a net transport of water across the dialysis sac? If so, in which direction will the water move, into the sac
or out of the sac? A) Yes, water will move into the sac. B) Yes, water will move out of the sac. C) There is no net movement, but water will move back and forth across the membrane. D) No, there is no force to drive the water across the membrane.