An epitope is part of an antibody's:
A. constant region of a heavy chain.
B. antigen.
C. hypervariable region.
D. fab fragment.
B
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Recall the Bartel lab group experiment to create a ribozyme from scratch. If they had created exact copies of each ribozyme (rather than creating copies with a few differences), the ribozymes would have _____
A) become more efficient with each round of selection B) stayed the same with each round of selection C) become less efficient with each round of selection D) stopped catalyzing reactions after just a few rounds of selection
The theory of endosymbiosis explains:
A. the reason for the human biome. B. the mutually beneficial relationship between two organisms, both of which are capable of living independently. C. how bacteria came to inhabit the human intestine. D. the origin of mitochondria and chloroplasts.
Knowledge of the cell cycle has led to improved means of treating cancer. Taxol prevents the microtubules of the spindle fiber from functioning normally. Taxol prevents the cell cycle from entering
a. G1. b. G2. c. S. d. prophase. e. interphase.
Pseudomonas species are occasional causes of
A. diarrheal disease. B. food poisoning from meat. C. food poisoning from dairy products. D. "flesh-eating" bacterial infections. E. urinary tract infections.