XYY individuals are usually
A. feminized males.
B. males with speech and reading problems.
C. sterile females.
D. nonexistent.
Answer: B
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Sensory memory has unlimited capacity.
Answer the following statement true (T) or false (F)
The juxtaglomerular apparatus
a. is a combination of specialized tubular and vascular cells at a point where the beginning of the distal tubule comes into intimate contact with the afferent and efferent arterioles of the same nephron. b. secretes aldosterone. c. secretes renin. d. both (a) and (b) above. e. both (a) and (c) above.
A herniated disc of the vertebral column would be an injury affecting a __________.
a) suture b) synchondrosis c) symphysis d) gomphosis
Antibodies may bind to superficial sites on bacteria or other toxins, making the toxin incapable of attaching itself to a cell. This mechanism is known as
A) opsonization. B) agglutination. C) phagocytosis. D) neutralization. E) costimulation.