Advertisements
Advertisements
प्रश्न
Differentiate between Euchromatin and Heterochromatin.
Advertisements
उत्तर
| Sr. no | Euchromatin | Heterchromatin |
| 1. | It is a loosely packed region of chromatin. | It is a densely packed region of DNA. |
| 2. | It stains light. | It stains dark. |
| 3. | Euchromatin is a transcriptionally active chromatin region. | Heterochromatin is a transcriptionally nearly dormant portion of the genome. |
संबंधित प्रश्न
Write a note on the packaging of DNA in Eukaryotes.
Barr body in mammals represents ______.
Histone proteins are ______.
Electron Transport System (ETS) is present in a eukaryotic cell in the:
Histones are rich in ______.
Which one of the following statements about Histones is wrong?
What is the function of histones in DNA packaging?
Distinguish between heterochromatin and euchromatin. Which of the two is transcriptionally active?
What do the 'beads on strings' structure of DNA packaging represent?
Replication of DNA in eukaryotes is initiated by ______.
Distinguish between heterochromatin and euchromatin with reference to staining property and activity.
What are non-histone chromosomal (NHC) proteins?
If the DNA from a single human cell were fully stretched out, what would be its approximate length?
What is the approximate diameter of a eukaryotic cell nucleus?
What is the final diameter of the supercoiled nucleoid in prokaryotes?
Which protein introduces negative supercoils in prokaryotic DNA?
What is the role of topoisomerase I in prokaryotic DNA packaging?
Which of the following correctly represents the basic repeating unit in prokaryotes versus eukaryotes?
