A) auxin
B) kinetin
C) ethylene
D) colchicines
Correct Answer: D
Solution :
Colchicine is a poisonous alkaloid isolated from seeds of Colchicum autumnale. It prevents spindle formation and thus inhibits movement of chromosomes during anaphase. As a result, chromosome number of cell doubled and leads to polyploidy.You need to login to perform this action.
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