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Question
Chemical used in karyotyping to arrest the mitotic cell division at metaphase stage is ______.
Options
iodine
alcohol
colchicine
carmine
MCQ
Fill in the Blanks
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Solution
Chemical used in karyotyping to arrest the mitotic cell division at metaphase stage is colchicine.
Explanation:
Colchicine arrests mitotic division at metaphase, when chromosomes are condensed and can be examined for karyotyping. The other substances listed are not used for this purpose.
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