Study reveals light-responsive gut mechanism in sea urchins

PHYSorg
Oct 22, 2024, 12:14 pm98 pts
Many bilaterally symmetrical animals, including humans, possess a continuous digestive tract that extends from the mouth to the anus, allowing food digestion and absorption while expelling waste. This type of gut is a recent evolutionary development in metazoans; its function requires precise control of both…

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