Q.

The movement of a gene from one linkage group to another is called                  [2015]

1 translocation  
2 crossing over  
3 inversion  
4 duplication  

Ans.

(1)

Translocation is a chromosomal abnormality caused by rearrangement of parts between non-homologous chromosomes. It may cause a gene to move from one linkage group to another.