How many doublets of radially arranged peripheral microtubules are present in the axoneme?

How many doublets of radially arranged peripheral microtubules are present in the axoneme?
  1. 9
  2. 2
  3. 1
  4. 5

Solution

The axoneme usually has nine doublets of radially arranged peripheral microtubules. This is referred to as the 9+2 array.

Asked in: NCERT

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