I watched a video about the cells. There is a microtubule that looks like a rail in the cell and a molecule called kinesin walks on that rail. The shape and movements of that intracellular system are cute and unique and I enjoyed the video. There is a unique mystery in our body.

I watched a video about the cell. There is a microtubule like a rail in a cell and kinesin moves along the rail (it). The shape and movement are cute and unique and I enjoyed the video. There is a unique mystery within our bodies.