If a Y-bearing sperm fertilizes an XX egg, the resulting individual would be
A) a female with XXY syndrome. B) a male with XXY syndrome.
C) an XX female. D) an XY male.
B
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During which fetal stage do reproductive organs and permanent kidneys begin to develop?
A. Weeks 17?20 B. Weeks 13?16 C. Weeks 1?8 D. Weeks 9?12 E. Weeks 21?38
A force-velocity curve shows the ________ relationship between the force opposing muscle contraction and the velocity of muscle shortening.
A. inverse B. increased C. no D. direct
The right atrioventricular valve is also called the
a. tricuspid valve. b. left atrioventricular valve. c. bicuspid valve. d. mitral valve.
Which statement accurately describes the merits of different receptive field properties?
A. Having large receptive fields allows for more precision, larger body surfaces, and decreased energy costs overall. B. Having large receptive fields allows for more precision, but because the area of responsiveness is larger, it increases the body's energy costs. C. Having small receptive fields allows for more precision, but because more receptors are needed it increases overall energy costs. D. Having small receptive fields allows for more precision, smaller body surfaces, and decreased energy costs overall.