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Why are pregnant women often advised to limit intake of predatory fish like tuna and swordfish?

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1. Why are pregnant women often advised to limit intake of predatory fish like tuna and swordfish?

Mercury bioaccumulates up the food chain, concentrating in predatory fish

These fish contain high levels of plastic microparticles only

These fish carry a higher risk of foodborne bacteria

These fish are simply too high in cholesterol

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