Which of the following is a protein?
a. creatine
b. muscle
c. insulin
d. creatine phosphate
C
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ANP is a hormone that causes
A. constriction of the afferent arterioles and release of renin. B. constriction of the afferent arterioles and inhibition of renin release. C. dilation of the afferent arterioles and release of renin. D. dilation of the afferent arterioles and inhibition of renin release.
Each rod and cone cell of an eye monitors
A) specific colors or tones of black and white. B) objects at a specific range of distances from the observer. C) specific rates of movement of objects across the visual field. D) a specific receptive field. E) None of the answers are correct.
During the later part of fetal development, the testes descend into the scrotum through the
A. ejaculatory duct. B. epididymis. C. ureters. D. inguinal canal. E. urethra.
If you break the lateral bone of your forearm, you have fractured your
A. ulna. B. radius. C. humerus. D. olecranon. E. carpals.