Science, asked by jyotismita76, 8 months ago

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Answered by Anonymous
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A. External respiration also involves gas exchange, the exchange of oxygen and carbon dioxide between body cells and blood cells. Internal respiration is the respiration that occurs within a cell. There are two types: aerobic respiration which requires oxygen and anaerobic respiration which does not require oxygen

3.During digestion, your pancreas makes pancreatic juices called enzymes. These enzymes break down sugars, fats, and starches. Your pancreas also helps your digestive system by making hormones. These are chemical messengers that travel through your blood.

4.The process of transpiration keeps the cell turgid, cools the surface of the leaves, and helps in the movement of minerals from the soil to different parts of the plant.

5.The lymphatic system is a network of tissues and organs that help rid the body of toxins, waste and other unwanted materials. The primary function of the lymphatic system is to transport lymph, a fluid containing infection-fighting white blood cells, throughout the body.

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