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What component of Earth's atmosphere exists entirely as a result of photosynthesis?
O oxygen gas
O water vapor
O nitrogen gas
O carbon dioxide gas

What component of Earths atmosphere exists entirely as a result of photosynthesis O oxygen gas O water vapor O nitrogen gas O carbon dioxide gas class=

Respuesta :

lavhelanimatlhamela

Answer:

oxygen gas

Explanation:

because oxygen is needed for life on Earth

bryanbennett2004
Oxygen gas. During photosynthesis a plant takes in carbon dioxide and releases oxygen.

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