Difference between chromatin and nucleosomes.

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Solution

Chromatin:
It is a complex of DNA and proteins that forms chromosomes within the nucleus of eukaryotic cells.
Nucleosomes:
It is the main structural unit of eukaryotic chromatin that consists of a length of DNA coiled around a core of histones.
Differences between chromatin and chromosomes:
Chromatin
Nucleosome
It forms the chromosomes.
It forms the chromatin.
2. It appears as a thread-like loop structure. 2. It appears as beads on a string.
3. A loop consists of $40 - 100$ kb DNA. 3. It consists of $166$ base pairs of wrapped DNA.
4. It is more condensed than nucleosomes. 4. It is the least condensed chromosome structure.

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Chromatin	Nucleosome
It forms the chromosomes.	It forms the chromatin.
2. It appears as a thread-like loop structure.	2. It appears as beads on a string.
3. A loop consists of $40 - 100$ kb DNA.	3. It consists of $166$ base pairs of wrapped DNA.
4. It is more condensed than nucleosomes.	4. It is the least condensed chromosome structure.