What type of circulatory system do gastropods and bivalves have?
All mollusks except those in the class Cephalopoda have an open circulatory system. In an open circulatory system, blood is not contained entirely in enclosed blood vessels. The heart pumps blood through blood vessels that lead from the gills into body cavities called hemocoels. What circulatory system does a snail have? Snails. – The snail…
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