Which organisms are NOT involved in food fermentations?
A) lactic acid bacteria
B) sulfuric acid bacteria
C) acetic acid bacteria
D) propionic acid bacteria
Answer: B
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A series of markers have the following frequencies. Which would be the most useful for DNA profiling?
A) 1/60 B) 1/5200 C) 1/500 D) 1/40
Atherosclerosis is a pathophysiological process resulting from the
A. elevated vasodilation in the limbs. B. reduced arterial resistance. C. accumulation of plaque in blood vessels. D. coronary artery bypass. E. chronic myocardial infarction.
PKU is a recessive disorder. If a woman who has PKU has a child, what is the child’s possible
genotype? A. Homozygous dominant. B. Homozygous recessive. C. Heterozygous. D. The genotype could be any one of these. E. There is not enough information to determine the child’s genotype.
Which arterial property enables it to resist the blood pressure?
A. valves within an artery B. skeletal muscle within the arterial walls C. elastic tissue in the arterial wall D. precapillary sphincters E. a wall composed only of endothelium