Loosely packed chromatin is said to be in an open conformation.
Correct Answer:
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Q20: A eukaryotic gene that is regulated by
Q21: Eukaryotic DNA methylation occurs on which base?
A)guanine
B)cytosine
C)thymine
D)adenine
E)thymine
Q22: When lactose becomes available the genes encoding
Q23: Bacteria can regulate gene expression by controlling
Q24: Why would bacteria evolve so that the
Q26: MicroRNAs (miRNAs)
A)are long RNA molecules.
B)silence the expression
Q27: DNA methylation
A)increases transcription.
B)inhibits transcription.
C)increases crossover events.
D)decreases crossover
Q28: MicroRNAs increase the rate of mRNA translation.
Q29: Both eukaryotes and prokaryotes require a promoter
Q30: An activator is to an enhancer as
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