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WorksheetsRegulation
Total questions: 11
Worksheet time: 6mins
Gene methylation leads to the activation of a gene
True
False
Depends
The enhancer binds to the activator, stimulating transcription
True
False
Which amino acids can undergo phosphorylation?
serine
threonine
tyrosine
thymidine
Acetylation _____________ access to the DNA, while methylation of lysine 9 & 27______________ access to the DNA.
allows, blocks
blocks, allows
does not change, inactivates
inactivates, does not change
Genomic imprinting is a result of
DNA methylation
histone methylation
acetylation
phosphorylation
The histones are covering the promoter, what regulation would be effective?
methylation
acetylation
chemical modification
nucleosome remodeling
phosphorylation
NELF & DSIF function for
negative regulation of elongation
negative regulation of initiation
positive regulation of elongation
positive regulation of initiation
Chromatin rearrangement modifies the histone DNA sequence
true
false
The first order of chromatin structure
looped form
solenoid form
beads on a string
chromosome
Histone Acetyl Transferases (HATs) add acetyl groups to the histone tails, resulting in
decondensed chromatin
condensed chromatin
none of these options
Gene methylation occurs in
histone tails
CpG regions
promoter
