Question

what is chromosomal mutation​

Answer 1

Answer:

A mutation involving a long segment of DNA. These mutations can involve deletions, insertions, or inversions of sections of DNA. In some cases, deleted sections may attach to other chromosomes, disrupting both thechromosomes that loses the DNA and the one that gains it. Also referred to as a chromosomalrearrangement

Answer 2

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Chromosomal mutation →

Any mutation or alteration at chromosomal level is known as chromosomal mutation or aberration .

It may occur during the time of meiosis or due to certain mutagens .

It is of four types → inversion , duplication , translocation and deletion

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