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Praxis II General Science

Category - Life Science

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Although plants produce oxygen as a byproduct of their metabolism, animals produce carbon dioxide as a waste product. What process in animals produces carbon dioxide?

Ingestion
Duplication
Respiration
Reduction
Generation

Explanation

Answer: C - In animals, respiration produces carbon dioxide. In respiratory metabolism, oxygen is used along with a food source (sugar, protein, lipid) to produce ATP and carbon dioxide as a byproduct.

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