GKFix MCQ Question

What distinguishes heterochromatin from euchromatin in the nucleus?

• A. Heterochromatin is loosely coiled and genetically active
• B. Heterochromatin is highly coiled and genetically less active, while euchromatin is loosely coiled and more active
• C. Euchromatin is dark-staining and inactive
• D. Heterochromatin lacks DNA