Small fragments of infectious proteins that cause disease in nervous tissue are known as ________.
Fill in the blank(s) with the appropriate word(s).
prions
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________ is a protein-digesting enzyme in pancreatic juice.
A. Nuclease B. Trypsin C. Pancrease D. Amylase
Sympathetic stimulation of the kidney results in
A. dilation of afferent arterioles and an increase in the surface area of the glomerulus. B. dilation of afferent arterioles and a decrease in the surface area of the glomerulus. C. constriction of afferent arterioles and an increase in the surface area of the glomerulus. D. constriction of afferent arterioles and a decrease in the surface area of the glomerulus.
Human sperm
A. have twenty-three chromosomes. B. secrete testosterone. C. are diploid. D. All apply.
Chromosome abnormalities include having a number other than 46, a chromosome that has an inverted sequence, and different chromosome types that exchange parts.
Answer the following statement true (T) or false (F)