The first product produced by genetic manipulation and recombinant technology was ________.
A. penicillin
B. cortisone
C. amylase
D. insulin
Answer: D
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A neuron innervating your bicep muscle would be considered part of the
A. central nervous system. B. peripheral nervous system. C. autonomic nervous system. D. sympathetic nervous system. E. parasympathetic nervous system.
In the sweet pea crossing experiment by Bateson and Punnet, the F2 generation had many more offspring with the phenotypes of purple flowers P, long pollen L and red flowers p, round pollen l than expected from independent assortment. This is because
A. In these sweet peas, there are always more PL gametes than there are pl gametes. B. In sweet peas, the alleles for flower color and pollen shape are on the same chromosome. C. There were few recombination events between these genes during meiosis. D. Flower color and pollen shape are within the same linkage group. E. All of these are correct.
For good health, it is important to include ________ in our diets
A) fructose B) monosaccharides C) disaccharides D) polysaccharides
In the Ames test, what happens when his- bacteria are exposed to a chemical and experience a higher level of growth than the control?
A) The his- bacteria now utilized histidine from the media. B) The reversion rate is lower than seen for spontaneous mutations. C) The his- bacteria utilized DNA repair tools to fix the mutation. D) A reversion mutation allowed the his- bacteria to regain their ability to make histidine (revert to his+). E) The tested chemical is regarded as a non-mutagen.