Microtubules are the constituents of
| 1. | spindle fibres, centrioles and cilia |
| 2. | centrioles, spindle fibres and chromatin |
| 3. | centrosome, nucleosome and centrioles |
| 4. | cilia, flagella and peroxisomes |
| 1. | spindle fibres, centrioles and cilia |
| 2. | centrioles, spindle fibres and chromatin |
| 3. | centrosome, nucleosome and centrioles |
| 4. | cilia, flagella and peroxisomes |