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Fill in the blanks :
1. Chromatin fibre is made up of DŅA and ______
2. The two sister chromatids of a chromosome
are attached to each other at _______
3. The structure of DNA was first discovered by _______
4. The three components of a nucleotide are
and _______
5. DNA strand wound around a histone octamer ________
forms a complex called a
6. A specific sequence of nucleotides on a
chromosome constitutes a _______
Answers
Answered by
10
Answer:
1. Chromatin fibre is made up of DŅA and Histones.
2. The two sister chromatids of a chromosome are attached to each other at centromere.
3. The structure of DNA was first discovered by James Watson and Francis Crick.
4. The three components of a nucleotide are phosphate group, 5-carbon sugar and a nitrogenous base.
5. DNA strand wound around a histone octamer forming a complex called a chromatosome.
6. A specific sequence of nucleotides on a chromosome constitutes a gene.
Answered by
5
Answer:
- Histones
- Centromere
- Francis Crick and James Watson (Not confident about this one)
- A phosphate group, a 5-carbon sugar and a nitrogenous base.
- Chromatosomes
- Gene
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