Role of anions in plant cells Slideshow Play

Role of calcitonin Slideshow Play

Role of cations in plant cells Slideshow Play

Role of the kidneys in regulating water-electrolyte balance – Part 2 Class activity Play

Role of the kidneys in regulating water-electrolyte balance – Part 2 Whiteboard presentation Play

Secretion Animation Play

Selecting blood for transfusion Animation Play

Serological incompatibility Animation Play

Serological incompatibility Student activity Play

Short-distance transport – transport between cells Student activity Play

Sickle-cell disease Student activity Play

Sickle-cell disease Slideshow Play

Significance of cell specialization Animation Play

Significance of cell specialization Student activity Play

Single and multicellular organisms Slideshow Play

Sizes of animal cells Slideshow Play

Sizes of bacterial cells Slideshow Play

Sizes of plant cells Slideshow Play

Sleeping sickness Slideshow Play

Smoking and ciliary cells Animation Play

Solid and liquid culture media Slideshow Play

Somatic and reproductive cells Slideshow Play

Special cells Class activity Play

Special cells Whiteboard presentation Play

Special cells in plants Slideshow Play