The DNA carries the genetic information, while the proteins, especially histones, play a crucial role in packaging and organizing the DNA within the limited space of the nucleus. This DNA-protein complex is known as chromatin.
Chromosomes are composed of DNA and :
Asked in UPSC CDS 2 2023 · Topic: Cell (Nucleus: Nuclear Envelope, Chromatin, Nucleolus, and Functions)
More Biology questions
- With respect to chromosomes in eukaryotic cells regarding DNA as genetic material consider the following statements: Histones are small proteins associated with chromosomal DNA of eukaryotic cells.
- Which of the following statements about DNA is/are correct ? 1. DNA is the hereditary material of all living organisms. 2. All segments of DNA code for synthesis of proteins. 3. Nuclear DNA is double helical with two nucleotide chains which run anti-parallel. 4. DNA is also found in mitochondria. Select the correct answer using the code given below :
- A feature common to nucleus, chloroplast and mitochondria is the presence of
- The chromonema is a coiled structure, which can be easily separated in case of
- Which of the following statements is not true?
- The subunits of DNA are known as :
- The eukaryotic chromatin is composed of
- Which of the following organelle(s) in an animal cell would have DNA and RNA?