Q.

Linkage group is a linearly arranged group of linked genes present on a chromosome. Translocations, a type of chromosomal aberration, is defined as the

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a

exchange of genes between two homologous chromosomes

b

exchange of genes between two different linkage groups

c

crossing over between same linkage group

d

rotation of a section of DNA within a chromosome

answer is B.

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Detailed Solution

The exchange of genes or chromosome segments between non-homologous chromosome results translocation mutation. It is also called illegitimate crossing over.

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