Regulation of the synthesis of enzymatic proteins Student activity Play

Risk factors for coronary heart disease Student activity Play

Role of bacteria in digestion and in the production of vitamins Student activity Play

Role of bacteria in the large intestine Slideshow Play

Role of cations in plant cells Slideshow Play

Role of macro-elements absorbed as anions Student activity Play

Role of macro-elements absorbed as cations Student activity Play

Secondary structure of proteins Whiteboard exercise Play

Secondary structure of proteins Student activity Play

Sequence of proteins and point mutations Animation Play

Soaps Student activity Play

Soil fertility; fertilization and types of fertilizers Student activity Play

Sources of nutrients Student activity Play

Sources of nutrients Whiteboard exercise Play

Sources of proteins Slideshow Play

Specificity of enzymes Animation Play

Stages of protein synthesis Whiteboard exercise Play

Stages of the polymerase chain reaction Whiteboard exercise Play

Statements about assimilation of food Whiteboard exercise Play

Steroid hormones Animation Play

Storage organs in plants Slideshow Play

Storage substances and storage organs in plants Student activity Play

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

Straight carbon chain Whiteboard exercise Play

Structural isomerism: chain isomers Student activity Play