Animal and plant movements Slideshow Play

Animal and plant species Whiteboard exercise Play

Animal-like and plant-like protists Student activity Play

Antiperistalsis Slideshow Play

Apical and lateral meristems Student activity Play

Application of an electron microscope Student activity Play

Application of an electron microscope Slideshow Play

Application of radioactive isotopes Student activity Play

Applications of derivatives Animation Play

Applications of plant hormones Illustration Play

Applying the laws of indices Student activity Play

Applying the laws of indices Whiteboard exercise Play

Arrangement of vascular tissues in a plant Whiteboard exercise Play

Arrangement of vascular tissues in a plant Student activity Play

Arranging metals according to their increasing reducing power Student activity Play

Arranging metals according to their increasing reducing power Simulation Play

Asexual reproduction Student activity Play

Asexual reproduction in organisms Slideshow Play

Autotrophism in plants Student activity Play

Autotrophs and heterotrophs Slideshow Play

Autotrophs and heterotrophs Student activity Play

Basic exponential equations Whiteboard exercise Play

Basic exponential equations Student activity Play

Biological methods of controlling plant diseases Illustration Play

Biological weathering Student activity Play