Lowering of activation energy Student activity Play

Lysozyme Slideshow Play

Mechanical digestion Animation Play

Methods of obtaining vaccines Student activity Play

Mineral ions in the human organism Slideshow Play

Mitochondria and chloroplasts Student activity Play

Mitochondria and chloroplasts Student activity Play

Mitosis in animal and plant cells Animation Play

Mosses – spore-bearing plants with a dominant gametophyte generation Whiteboard exercise Play

Movement Student activity Play

Mycorrhiza – a common and important association Student activity Play

Mycorrhiza – an example of mutualism Slideshow Play

Mycorrhizas - a common and important association Whiteboard exercise Play

Natural water (1) Student activity Play

New methods of controlling plant diseases Illustration Play

Nutrients Student activity Play

Nutrients in food Slideshow Play

Nutrition Student activity Play

Occurrence and function of proteins Student activity Play

Occurrence of halogens Slideshow Play

Operation of a wastewater treatment plant Animation Play

Organic and inorganic compounds Student activity Play

Organic compounds in plants Whiteboard exercise Play

Organism's adaptation to long-time effort Slideshow Play

Osmosis in plant and animal cells Student activity Play