This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Euchromatin is the region of DNA that is relatively: 
Select and explain. 
A. Uncondensed, B. Condensed, C. Overcondensed, D. Paially condensed
A: Uncondensed
Answer: A: Uncondensed 
Explanation: When the chromatin are viewed under electron microscope during interphase of the cell cycle, transcriptionally active chromatin stains less densely as it is more loosely packed. This chromatin is referred as euchromatin. Ref: Harper Illustrated Biochemistry, 26th Edition, Chapter 36, Page 316