Process of vision Animation Play

Pteridophytes Student activity Play

Puberty in males Student activity Play

Reaction of the brain to environmental changes Slideshow Play

Reaction of the organism to different stimuli Slideshow Play

Recommended number of stems Whiteboard exercise Play

Reflection Whiteboard presentation Play

Reflection Class activity Play

Reflection Student activity Play

Reflex arc Student activity Play

Role of the nervous system in homeostasis Student activity Play

Rotifers Student activity Play

Rotifers (phylum Rotifera) Student activity Play

Sections through a stem; root and leaf Whiteboard exercise Play

Sensing the world – receptors Student activity Play

Stabilizing body temperature Illustration Play

Stages of water transport through a plant Animation Play

Stemplot Student activity Play

Stemplot Animation Play

Stimuli and receptors Student activity Play

Storage substances and storage organs in plants Student activity Play

Storage substances and storage organs in plants – fats Whiteboard exercise Play

Storage substances and storage organs in plants – proteins Whiteboard exercise Play

Storage substances and storage organs in plants – starch Whiteboard exercise Play

Storage substances and storage organs in plants – sucrose Whiteboard exercise Play