Which one of the following statements about the particular entity is true:
1. | The gene for producing insulin is present in every body cell |
2. | Nucleosome is formed of nucleotides |
3. | DNA consists of a core of eight histones |
4. | Centromere is found in animals cells, which produces aster during cell division |
The length of the DNA molecule greatly exceeds the dimensions of the nucleus in eukaryotic cells. How is this DNA accommodated?
1. Deletion of non-essential genes
2. Super-coiling in nucleosomes
3. DNAse digestion
4. Through the elimination of repetitive DNA