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
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Genes that have DNA sequences similar to functional genes but that do not appear to produce any functional product are ________________.
Fill in the blank(s) with the appropriate word(s).
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
Transformation is a process whereby:a
bacteria are transferred into plasmid cells. b. viruses are transferred into bacterial cells. c. plasmids are transferred into bacterial cells. d. bacteria are transferred into viral cells. e. plasmids are transferred into viral cells.
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.