Cell: The Unit of Life · NEET Preparation Botany
The arrangement of axonemal microtubules in a eukaryotic flagellum or cilium is typically described as:
Practice question from Cell: The Unit of Life (NEET Preparation Botany), with the correct answer and a step-by-step solution.
medium · MCQ · Q-157799
The arrangement of axonemal microtubules in a eukaryotic flagellum or cilium is typically described as:
- A.9 + 0 array
- B.9 + 2 arrayCorrect answer
- C.2 + 9 array
- D.9 + 1 array
Solution
The core of a cilium or flagellum, called the axoneme, possesses a number of microtubules running parallel to the long axis. Usually, it has nine pairs of radially arranged peripheral doublets of microtubules and a pair of centrally located microtubules, giving a 9 + 2 array.
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