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    Atmospheric Change

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    A. How would the composition of the earth's atmosphere change if green plants and other autotrophs disappeared? Explain why in term of your knowledge of photosynthesis.

    B. How would animal life be affected by this atmospheric change? Explain why in terms of your knowledge of cellular respiration.

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    Photosynthesis is the process where plants that contain chlorophyll convert carbon dioxide and water to glucose (sugar - energy source) using the light's energy as a catalizator. The other compound produced is molecular oxygen that all living things breathe.

    If the amount of plants in the world would diminish drastically, the main engine for carbon dioxide removal from the atmosphere will be gone. Therefore the levels of ...