Sumoylation of histone proteins is associated with
AActivation of gene transcription
BCondensation of chromosome
CTranscription repression
DDNA replication
Deamination of methylated cytosine forms which of the following?
AUracil
BThymine
CCytosine
DGuanine
Which of the following best defines genomic imprinting?
ADifferent expression of a gene depending on the parent of origin.
BExpression of genes silenced on one chromosome through random X-inactivation.
CParent-specific gene expression due to chromosomal deletions only.
DUniparental disomy is a condition where both alleles come from one parent.
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