Question

Fill in the blanks :
1. Chromatin fibre is made up of DNA 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__________.​

Answer 1

Answer

1.histones

2.centromere

3.james watson(i hope)

4.sugar,phosphate,nitrogeneous base

5.

6.gene

Answer 2

Answer:

1) histones

2) centromere

3) james watson

4) nitrogenous base, pentose sugar and phosphate

5) nucleosome

6) gene

Explanation:

if my answer is right mark me as brainlist