Which biomolecules are spindle fibres composed of?
A
Lipid
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B
Protein
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C
Carbohydrate
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D
Nucleic acid
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Solution
The correct option is B Protein Spindle fibres arise from the centrosome and are composed of microtubules which are made up of tubulin protein. The role of spindle fibres is to separate the daughter chromosomes during cell division.