Biology

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The cell is the basic unit of life. Learn the main parts of the cell and what each one does.

Understand how green plants convert sunlight, water and carbon dioxide into food and oxygen.

A step-by-step tour of how food is broken down and absorbed in the human body.

How living cells release energy from food, and how breathing supplies oxygen.

The heart, blood vessels and how blood carries oxygen and food around the body.

How characteristics pass from parents to children through genes.

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