In general, a signal transmitted via phosphorylation of a series of proteins _____

A) results in a conformational change to each protein
B) requires binding of a hormone to an intracellular receptor
C) activates a transcription event
D) generates ATP in the process of signal transduction
E) occurs within the outer plasma membrane


Answer: A

Biology & Microbiology

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Fill in the blank(s) with the appropriate word(s).

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Four of the five answers listed below are

related to RNA synthesis. Select the EXCEPTION.

a. nucleotides b. thymine c. RNA polymerase d. messenger RNA e. DNA

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Transformation is a process whereby:a

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In individuals with cystic fibrosis:a

the mucus enhances the action of the cilia that line the bronchi. b. the mucus prevents the growth of dangerous bacteria in the respiratory system. c. the mucus in the respiratory system is thinner than in unaffected individuals. d. abnormal mucous secretions occur throughout the body systems. e. abnormal mucous secretions inhibit infections by bacteria.

Biology & Microbiology