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Describe the difference between respiration and breathing.

Respiration - the biochemical process in which the cells of an organism obtain energy by combining oxygen and glucose, resulting in the release of carbon dioxide, water, and ATP (the currency of energy in ce...
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Answered by Shivani S. • Biology tutor
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What is photosynthesis and where does in occur?

"Photo" means light and "synthesis" means to make something. Photosynthesis is the production of oxygen and glucose from sunlight, carbon dioxide and water in green plants. The glucose cr...
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Answered by Bella B. • Biology tutor
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What is the difference between mitosis and meiosis?

Mitosis and meiosis are both types of cell division.Cells that divide by mitosis produce 2 identical daughter cells - these cells have the same number of chromosomes. These cells are important for growth and...
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Answered by Abbey B. • Biology tutor
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Briefly describe the stages of mitosis

Interphase: DNA in chromosomes replicates to have double copies of itself for mitosis. 1 . Prophase: DNA in chromosomes condenses therefore becomes more visible and the nucleus membrane disappears. 2. Metaph...
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Explain why having more red blood cells per cm3 of blood is an advantage to an athlete. (3 Marks)

Red Blood Cells (RBC’s) contain haemoglobin. Therefore, more RBC’s results in more haemoglobin present.Haemoglobin carries oxygen, therefore, more oxygen can be transported to cells such as muscle cells.More...
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