'Colchicine' interferes with
A. Replication
B. Recombination
C. Formation of spindle fibres
D. All of these
Answer: Option C
Solution (By Examveda Team)
'Colchicine' interferes with the Formation of spindle fibres.The alkaloid drug, colchicine, extracted from the corm of the autumn crocus (Colchicum autumnale), arrests mitosis in metaphase by interfering with the formation of spindle fibrils, thereby retarding the division of the centromeres and preventing the division of the centrioles.
Related Questions on Genetics and Plant Breeding
Genetic code was discovered by
A. Khorana and Methaei
B. Flemming and Methaei
C. Holley, Nirenberg and Khorana
D. Holley and Nirenberg
Progeny of breeder seed is referred to as
A. Breeder seed
B. Nucleus seed
C. Foundation seed
D. Certified seed
Molecular basis of organ differentiation depends on the modulation in transcription by
A. RNA pol
B. Transcription factor
C. Anticodon
D. All of the above
The phenomenon of linkage was first observed by
A. Bateson and Punnet
B. Nilson
C. Hugo de Vries
D. Mendel

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