How do chromatin-remodeling complexes recognize the genes they should act on? Chromatin-remodeling complexes _____
A) are activated by specific extracellular signals that direct them to particular genes
B) recognize specific promoters when they are phosphorylated, methylated, or acetylated
C) recognize specific transcription factors bound to regulatory sequences of DNA
D) bind to the basal transcription complex
Answer: C
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Cellular pH is kept near a value of 7 because of
a. salts. b. buffers. c. acids. d. bases. e. water.
The significance of the Griffith, Avery, and Hershey-Chase experiments was that they demonstrated that
A. genes were located on chromosomes. B. DNA was the molecule of heredity. C. proteins were what genes were composed of. D. enzymes transformed bacteria.
In competitive inhibition, the inhibitor binds to the enzyme at the allosteric site
__________________ Indicate whether the statement is true or false.
Darwinian Postulates of Evolution
What will be an ideal response?