Which one of the following chemical induces polyploidy in plant cells
Or
Autopolyploidy can be induced artificially by

Options

A. 2, 4–dichlorophenoxy acetic acid
B. Rifampicin
C. Cytokinin
D. Colchicine

Answer

D

Explanation

Colchicines can be used to generate fertile polyploids. Chemicals like this disrupt the formation of microtubules for mitotic spindles and caused non segregation of chromosome pairs resulting in formation of tetraploid cells to give higher numbers of polyploid offspring