The fruit fly, Drosophila text{ melanogaster} | vedclass

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(D) The diploid chromosome number $(2n)$ of $Drosophila 	ext{ melanogaster}$ is $8$.This means there are $4$ pairs of chromosomes in total.Out of the

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$3$ pairs of autosomes and $1$ pair of sex chromosomes

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(D) The diploid chromosome number $(2n)$ of $Drosophila 	ext{ melanogaster}$ is $8$.This means there are $4$ pairs of chromosomes in total.Out of these $4$ pairs, $3$ pairs are autosomes (non-sex chromosomes) and $1$ pair consists of sex chromosomes ($XX$ in females or $XY$ in males).Therefore, the correct composition is $3$ pairs of autosomes and $1$ pair of sex chromosomes.

The fruit fly, $Drosophila \text{ melanogaster}$, has a diploid chromosome number of $8$. Its chromosome complement consists of:

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