Photosynthesis is the process by which plants and other things make food. It is a chemical process that uses sunlight to turn carbon dioxide into sugars that the cell can use as energy. As well as plants, many kinds of algae, protists, and bacteria use it to get food.
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The parts of the nervous system are:<span> the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body.</span>
11 important organ systems
The ileum is responsible for absorbing water.