Answer the question no. 1,2,4 for brainliest and thanks
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1.No, amoeba does not have blood.Amoeba is a single celled organism. The cell is filled with jelly like fluid called protoplasm that acts as medium for carrying all necessary life activities.
2.Red blood cells are able to carry oxygen so efficiently because of a special protein inside them:haemoglobin. In fact, it is thehaemoglobin that is responsible for the colour of the red blood cell.
4.In lungs oxygenation takes place that is carbon dioxide is converted into oxygen.
2.Red blood cells are able to carry oxygen so efficiently because of a special protein inside them:haemoglobin. In fact, it is thehaemoglobin that is responsible for the colour of the red blood cell.
4.In lungs oxygenation takes place that is carbon dioxide is converted into oxygen.
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