Question

What effect does DNA methylation have on gene expression? A. It increases it B. It decreases it C. It depends of which base is methylated D. DNA methylation has no effect on gene expression Increased mRNA stability should have what effect on the levels of the corresponding protein in a cell? A. Higher protein levels B. Lower protein levels C. mRNA stability does not affect protein levels D. It depends on the cell type What class of enzymes generally open up chromatin to increase gene expression? A. Histone acetyltransferases B. Histone deacetylases C. DNA methyltransferase D. Heterochromatin protein 1 Which type of transcription factor binds both RNA polymerase and general transcription factors? A. Histone acetyltransferase B. Repressor C. Activator D. Heterochromatin protein 1 In bacteria, the regulation of most gene expression occurs at the level of A. Transcription initiation B. Chromatin structure C. Translation initiation D. mRNA stability

          What effect does DNA methylation have on gene expression?
A. It increases it
B. It decreases it
C. It depends of which base is methylated
D. DNA methylation has no effect on gene expression
Increased mRNA stability should have what effect on the levels of the corresponding protein
in a cell?
A. Higher protein levels
B. Lower protein levels
C. mRNA stability does not affect protein levels
D. It depends on the cell type
What class of enzymes generally open up chromatin to increase gene expression?
A. Histone acetyltransferases
B. Histone deacetylases
C. DNA methyltransferase
D. Heterochromatin protein 1
Which type of transcription factor binds both RNA polymerase and general transcription
factors?
A. Histone acetyltransferase
B. Repressor
C. Activator
D. Heterochromatin protein 1
In bacteria, the regulation of most gene expression occurs at the level of
A. Transcription initiation
B. Chromatin structure
C. Translation initiation
D. mRNA stability

What effect does DNA methylation have on gene expression?
A. It increases it
B. It decreases it
C. It depends of which base is methylated
D. DNA methylation has no effect on gene expression
Increased mRNA stability should have what effect on the levels of the corresponding protein
in a cell?
A. Higher protein levels
B. Lower protein levels
C. mRNA stability does not affect protein levels
D. It depends on the cell type
What class of enzymes generally open up chromatin to increase gene expression?
A. Histone acetyltransferases
B. Histone deacetylases
C. DNA methyltransferase
D. Heterochromatin protein 1
Which type of transcription factor binds both RNA polymerase and general transcription
factors?
A. Histone acetyltransferase
B. Repressor
C. Activator
D. Heterochromatin protein 1
In bacteria, the regulation of most gene expression occurs at the level of
A. Transcription initiation
B. Chromatin structure
C. Translation initiation
D. mRNA stability

Added by Ana P.

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