Uned 1
Adeiledd a threfniant celloedd
A tour of the cell: https://www.youtube.com/watch?v=1Z9pqST72is
Cellular organelles: https://www.youtube.com/watch?v=aczbMlSMr8U
Cellular specialization: https://www.youtube.com/watch?v=jp6L5emD8rw
The chloroplast: https://www.youtube.com/watch?v=jTnNGIx5-P8
Cellbilenni a chludiant
Cell membranes: https://www.youtube.com/watch?v=y31DlJ6uGgE&t=491s
Transport across the cell membrane: https://www.youtube.com/watch?v=RPAZvs4hvGA
Water potential: https://www.youtube.com/watch?v=nDZud2g1RVY
Cylchred y gell a chellraniad
Cell division: https://www.youtube.com/watch?v=NFdeXi9Gfpc
Cell cycle, mitosis and meiosis: https://www.youtube.com/watch?v=2aVnN4RePyI
Mitosis: https://www.youtube.com/watch?v=1cVZBV9tD-A
Phases of mitosis: https://www.youtube.com/watch?v=mXVoTj06zwg&t=3s