1. Which statement about circulatory systems is false ? Substances that enter th
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1. Which statement about circulatory systems is false? Substances that enter the gastrovascular cavity of a sponge move into the circulatory system for transport throughout the body. They transport red blood cells, platelets, and cells of the immune system. They transport heat. They can transport hormones and respiratory gases. They transport nutrients and waste products. 1. Which statement about circulatory systems is false? Substances that enter the gastrovascular cavity of a sponge move into the circulatory system for transport throughout the body. They transport red blood cells, platelets, and cells of the immune system. They transport heat. They can transport hormones and respiratory gases. They transport nutrients and waste products.Explanation / Answer
A. Substances that enter the gastrovascular cavity of a sponge move into the circulatory system for transport throughout the body.
Sponges do not have gastrovascular cavity instead the substances diffuse across the cell membrane and through the pores and the water with the dissolved materials becomes the fluid to be circulated.
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