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Organelles

Plant Cells with Visible Chloroplasts

Specialized Cells of the Leaf System

Backgrounders

Learn about the structure and function of the cells in leaves.

Seedling with sunlight

Light & Plants

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Learn about the process of photosynthesis and how it is affected by light levels.

3D Illustration of human lungs

Respiratory System in Vertebrate Animals

Backgrounders

Learn about how different animals breathe, from fish to humans.

Leaf and the Sun

Plant Functions

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Learn about the important plant functions of photosynthesis, respiration and transpiration

Water droplets on succulent leaves

How Do Plants Survive in the Desert?

STEM Explained

Plants need to exchange gases and water with their environment as part of photosynthesis. Some plant cells have evolved specifically for this purpose.