Areas of the chromosome that are highly condensed and transcriptionally inactive are called
A) euchromatin.
B) superchromatin.
C) heterochromatin.
D) MAR.

Question

Quizplus · Accepted Answer

Heterochromatin is the tightly packed, condensed areas of the chromosome where transcription is generally suppressed or absent. Euchromatin, on the other hand, is the less condensed and transcriptionally active portion of the chromosome. Superchromatin and MAR are not terms commonly used in the context of chromatin structure.

Areas of the Chromosome That Are Highly Condensed and Transcriptionally