Proteins – types and sources Student activity Play

Proteins – types and sources Whiteboard exercise Play

Purification of DNA – removal of proteins and RNA Animation Play

Quaternary structure Animation Play

Reaction between nitric(V) acid and protein Animation Play

Reaction course under changing environmental conditions Animation Play

Reactions of egg white Animation Play

Reactions of enantiomers Student activity Play

Reactions of enantiomers with non-chiral and chiral reactants Animation Play

Recommended daily protein intake according to sex and age Illustration Play

Regulation of blood pH – the role of the kidneys Student activity Play

Regulation of gene expression in prokaryotes – operons Student activity Play

Regulation of the synthesis of enzymatic proteins Student activity Play

Removal of inorganic salts from wastewater Animation 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 Student activity Play

Secondary structure of proteins Whiteboard exercise Play

Sequence of proteins and point mutations Animation Play

Soil fertility; fertilization and types of fertilizers Student activity Play

Sources of nutrients Whiteboard exercise Play