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How it works

genetics

Humans, like all living things, reproduce. When they do, they pass along a ‘code’ to their offspring. The code is like a set of instructions or directions. It tells the cells of the offspring how to develop and grow. Genetics is the ... read more

what is life

Look around you. All the stuff, or matter, in the world is either living or non-living. Stuff such as rocks, metals, plastic, water, and air are non-living. ... read more

reactions

Chemical Reactions ... read more

inside a serpent

No legs? No problem! Check out the science beneath the snakeskin. ... read more

matter

Matter is anything that takes up space and has mass. Atoms or parts of atoms form all matter. It is everything from the tiniest electron to the planets and stars. ... read more