The Mechanism for Excreting Nitrogenous Waste in Aquatic Animals Was

question 45

Multiple Choice

The mechanism for excreting nitrogenous waste in aquatic animals was ineffective on land because

• A) land animals concurrently developed a more efficient reproduction system.
• B) land animals found better food sources.
• C) land animals had a more difficult time with water balance than aquatic species.
• D) aquatic animals did not have as much protein in their diets as did land animals.

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