A Barr body exists for the purpose of _____.
A) gene dosage compensation
B) insuring fertilization
C) blocking the activity of the Y chromosome
D) turning on the SRY gene
E) activating master genes
Correct Answer:
Verified
Q63: Epigenetics is most closely associated with _.
A)
Q64: Heritable changes in gene expression not due
Q65: The master gene that controls eye development
Q66: The tightly condensed nonfunctional X chromosome is
Q67: In mammals, X chromosome inactivation results in
Q69: Most homeotic genes encode _; therefore, the
Q70: Methylation of histone proteins promotes _.
A) transcription
B)
Q71: Epigenetic modifications _.
A) are considered evolutionary
B) are
Q72: Transcription factors bind to _.
A) promoters
B) stop
Q73: Mutations in an exon region of a
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