Reabsorption of chloride
a. is active.
b. is passive.
c. is dependent on the amount of sodium reabsorbed.
d. both (a) and (b) above.
e. both (b) and (c) above.
E
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Articular cartilage found at the ends of the long bones serves to ________.
A) attach tendons B) produce red blood cells (hemopoiesis) C) provide a smooth surface at the ends of synovial joints D) form the synovial membrane
Peptide hormones
a. are synthesized from modified cholesterol molecules b. are typically not bound to plasma proteins in the blood c. bind to intracellular receptors at their target cells d. typically activate genes to cause the synthesis of new protein molecules e. have characteristics c and d
Which region of the pituitary produces melanocyte-stimulating hormone in fetuses, young children, and pregnant women?
A) hypothalamus B) adenohypophysis C) pars intermedia D) neurohypophysis
Which of the following organelles is not part of the endomembrane system?
A. vesicles. B. mitochondria. C. rough ER. D. Golgi apparatus.