Question

Where are chromosomes found ?what are they composed? what is their importance​

Answer 1

• chromosome are found on neuclus of cell before cell division during cell division it condences into chromatin
• they are composed of dna fragments
• they decide how the daughter cell will look during maturity

Answer 2

gene set is present. not as a single long thread of DNA but as separate independent pieces called chromosome. each cell has copies of chromosome ;one from male and the other from female.

we have 22 pairs of chromosomes,

but one pair called sex chromosome is unpaired .women have a perfect pair of sex chromosomes both X,men have mismatched pair - one is nomal sized X while the other one is short one called Y .

sex chromosomes are important for sex determination of the new born child.

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