Spindle fibres attach on to

(A)centromere of the chromosome
(B)kinetosome of the chromosome
(C)telomere of the chromosome
(D)kinetochore of the chromosome

The NCERT line that answers it

Verbatim line

Small disc-shaped structures at the surface of the centromeres are called kinetochores.

Chapter: Cell Cycle and Cell Division
Section: 10.2.2 Metaphase
Page: 3
Words matched: 44 of 44

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states 'Small disc-shaped structures at the surface of the centromeres are called kinetochores' and the full paragraph confirms 'Spindle fibres attach to kinetochores of chromosomes', which directly matches and distinguishes option D.

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