The digestive process begins as food is chewed in the mouth. The chewing of food is primarily conducted by the – A immune system B lymphatic system C muscular system D respiratory system

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leaves enable photosynthesis to occur. photosynthesis is the process by which leaves absorb light and carbon dioxide to produce glucose (food) for plants to grow. leaves are adapted to perform their function, eg they have a large surface area to absorb sunlight.

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