NEET 2000 · Class 11

Cell: The Unit of Life

Spindle fibre unite with which structure of chromosomes? (2000)

  1. (A)Chromocentre
  2. (B)Chromomere
  3. (C)Kinetochore
  4. (D)Centriole

The NCERT line that answers it

Verbatim line

Every chromosome (visible only in dividing cells) essentially has a primary constriction or the **centromere** on the sides of which disc shaped structures called **kinetochores** are present (Figure 8.12).

Chapter
Cell: The Unit of Life
Section
8.5.10 Nucleus
Page
16
Words matched
29 of 29

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

How this line gives the answer

0, emb=0.8349, combined=0.9009). Verified: high — The span explicitly states that kinetochores are disc-shaped structures present on the sides of the centromere, which directly answers the question about spindle fiber attachment sites on chromosomes.

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