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JIPMER2014ZoologyStrategies for Enhancement in Food Production

The material, which arrests cell division, is obtained from

Options

  1. ACrocus
  2. BColchicum
  3. CDalbergis
  4. DChysanthomum

Correct answer

B. Colchicum

Step-by-step solution

Colchicine is an antibiotic drug (alkloid), which is obtained from Colchicum (family-Liliacae). It binds to one tubulin molecule and prevents its polymerisation. The depolymerisation of tubulin result in disappearance of mitotic spindle blocking the cell's mitotic chromosomal division at metaphase and anaphase.

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