Insect hormones Whiteboard exercise Play

Insect leg Illustration Play

Insect ovary Illustration Play

Insect testis Illustration Play

Insects Slideshow Play

Insertion and its effects Animation Play

Insertions Whiteboard exercise Play

Insertions and deletions Student activity Play

Insertions and deletions Simulation Play

Insight learning in a chimpanzee Animation Play

Insolubility of lipids in water Animation Play

Instrumental conditioning in the rat Animation Play

Insulin and glucagon affect glucose metabolism Simulation Play

Insulin of bacterial origin Animation Play

Insuline modification Animation Play

Intensity and frequency of sound Simulation Play

Inter-relationship of the endocrine and nervous systems Illustration Play

Interaction between the hypothalamus and the pituitary gland Animation Play

Interaction of amine and polypeptide hormones and cell receptors Animation Play

Interaction of steroid hormones and cell receptors Animation Play

Interactions between weeds and crop plants Student activity Play

Interactions between weeds and crop plants Whiteboard exercise Play

Interactions in gene expression Animation Play

Interbreeding between species Slideshow Play

Intercalary meristems Slideshow Play

Intercalating agents – ethidium bromide Illustration Play

Interdependencies between organisms Student activity Play

Interdependencies between organisms Whiteboard exercise Play

Intermediate filaments Slideshow Play

Internal and external environment in homeostasis Animation Play