Media Clip 32.2: Cell Expansion in Root Hairs

The video shows the germination of Arabidopsis thaliana seeds, zooming in on the root hairs, which display movement of fluorescent vesicles through the cytoplasm, and an animation of myosin VI motor proteins dragging the fluorescently marked vesicles along actin filaments.

Textbook Reference: Key Concept 32.3 Meristems Build a Continuously Growing Plant