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A- embryo
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A- egg cell
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A- sperm cell
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Answer:
The main job of red blood cells, or erythrocytes, is to carry oxygen from the lungs to the body tissues and carbon dioxide as a waste product, away from the tissues and back to the lungs. Hemoglobin (Hgb) is an important protein in the red blood cells that carries oxygen from the lungs to all parts of our body.
Explanation:
<em>I think it is right...</em>
<em>Please make me brainliest</em>
Travel thru the other cells
Water and carbon dioxide are used to build atp and release oxygen
fairly certain that is correct. if i am wrong, you may hate me forever. hope that helps \m/