Tagged: molecular biology

Difference between facultative and constitutive heterochromatin 0

Difference between Facultative and Constitutive Heterochromatin

DNA is packaged and is present as chromatin scaffolded with non-histone chromosomal proteins. In some places, chromatin is densely packed to form the darkly stained and transcriptionally inactive heterochromatin. Heterochromatin...

group I vs group II introns 0

Difference between Group I and Group II introns

In many eukaryotic genes, the coding sequences are interrupted by blocks of non-coding sequences. These intervening sequences are termed introns. Exons can be defined as any region of the immature...