Biology, 17.04.2020 02:53 idcbrooo

Cnidaria and flatworms exchange gases and remove wastes by way of their:
A) open circulatory systems. B) closed circulatory systems. C) gastrovascular cavities. D) moist skin surfaces. E) respiratory and excretory systems.

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Cnidaria and flatworms exchange gases and remove wastes by way of their:
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Cnidaria and flatworms exchange gases and remove wastes by way of their: A) open circulatory systems. B) closed circulatory systems. C) gastrovascular cavities. D) moist skin surfaces. E) respiratory and excretory systems.

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Another question on Biology

Cnidaria and flatworms exchange gases and remove wastes by way of their:
A) open circulatory systems. B) closed circulatory systems. C) gastrovascular cavities. D) moist skin surfaces. E) respiratory and excretory systems.