the chemical colchine is used in the production of karyotypes. colchicine prevents spindle fibers from forming during the cell cycle

d. in sexual reproduction, offspring have more chromosomes than

either parent.

asexual reproduction results in offspring which are genetically the same as the parent organism (not counting a rare mutation). sexual reproduction produces a random mixture of the genetics derived from both parents

explanation:

check for the pregnancy rating of drug. if its class c or d see if other alternatives