A promoter is a regulatory region located at the ____
a. beginning of a gene
b. end of a gene
c. beginning of a chromosome
d. centromere of a chromosome
e. end of a chromosome
Answer: a. beginning of a gene
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The start signal in an mRNA strand is:
1.UAG 2.GUA 3.AUG 4.TAG 5.ATG
50% of the male sex chromosomes
a. are Y. b. are X. c. are XY. d. are either X or Y. e. are none of these.
The chemical reaction in the accompanying figure occurs in the:a
stomach as the result of secretions from the pancreas. b. small intestine as the result of secretions from the pancreas. c. large intestine as the result of secretions from the small intestine. d. stomach as the result of secretions from the stomach. e. small intestine as the result of secretions from the liver. What will be an ideal response?
Consider the chemical reaction for photosynthesis as a redox reaction. Which of the following is reduced/oxidized?
a. Carbon dioxide is reduced to glucose and water is oxidized to oxygen. b. Carbon dioxide is oxidized to glucose and water is reduced to oxygen. c. Carbon dioxide is reduced to oxygen and water is oxidized to glucose. d. Carbon dioxide is oxidized to oxygen and water is reduced to glucose.