Absorption of proteins Student activity Play

Absorption of proteins Whiteboard exercise Play

Absorption of the photon energy Animation Play

Absorption of the products of carbohydrate digestion Animation Play

Absorption of the products of lipid digestion Animation Play

Absorption of the products of protein digestion Animation Play

Absorption of the products of protein; carbohydrate and lipid digestion Student activity Play

Absorption of ultraviolet radiation by ozone Whiteboard exercise Play

Absorption of visible light Animation Play

Absorption of visible light. Colorimetry Class activity Play

Absorption of visible light. Colorimetry Whiteboard presentation Play

Absorption of water by plants Slideshow Play

Absorption spectra Student activity Play

Absorption spectrum of Co(II) ions Illustration Play

Absorption spectrum of Co(II) ions Whiteboard exercise Play

Absorption spectrum of gases Student activity Play

Absorption spectrum of gases Animation Play

Absorption spectrum of gases Simulation Play

Absorption spectrum of gases Whiteboard exercise Play

Absorption spectrum of Ti(III) ions Illustration Play

Absorptions of substituted benzenes in the fingerprint region Chart Play

Absorptions of substituted benzenes in the 'fingerprint region' Chart Play

Absorptions typical of carboxylic acids and their derivatives Chart Play

Abundance of chemical elements in nature Student activity Play

Abundance of chemical elements in nature Whiteboard exercise Play

Abundance of elements in nature Slideshow Play

Abundance of noble gases in the atmosphere Slideshow Play

Abundance of the elements in the crust and in the whole Earth Animation Play

Abundance of the principal elements in the Universe Slideshow Play

Abuses in the use of antibiotics Whiteboard exercise Play