Course

Genetics

Study Pack

Set 13 Regulation Of Gene Expression In Bacteria And Bacteriophage

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Question 1

(Multiple Choice)

Free
Multicellular organisms generally utilize more complex gene regulation than unicellular organisms via mechanisms that include?

A) transcriptional repression and epigenetic modification
B) epigenetic modification
C) polycistronic RNAs and transcriptional repression
D) transcriptional repression
E) polycistronic RNAs

Answer

Question 2

(Multiple Choice)

Free
A region of chromatin has recently become DNAse I hypersensitive. Which enzyme has been activated to cause this change in chromatin structure?

A) kinase
B) histone methyltransferase
C) histone acetylase
D) phosphatase
E) histone deacetylase

Answer

Question 3

(Multiple Choice)

Free
Which of the following is not involved in control of gene expression in eukaryotes?

A) destruction of mRNA
B) change to DNA sequence
C) use of alternative promoters
D) transcriptional repression
E) export of RNA from the nucleus

Answer