In the structure of a centriole,the nine peripheral triplets are arranged at what approximate angle (in $^{\circ}$)?

Identify the components labelled $A, B, C$ and $D$ in the given section of cilia/flagella showing different parts. Choose the option which shows the correct labelling of parts.

The function of the centriole is

Which of the following statements is correct regarding cilia and flagella?

What type of arrangement is shown by the cilia/flagella of a eukaryotic cell?

Which organelle consists of two cylindrical structures arranged at right angles to each other?