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Question of the Week, from the Naked Scientists

How do sharks make blood?

4 min4 oktober 2009
We find out how sharks, proud owners of cartilaginous skeletons, make red blood cells without the aid of bone marrow. Plus, we ask whether it's safe to get up close and personal with your television set. Like this podcast? Please help us by supporting the Naked Scientists

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Question of the Week, from the Naked Scientists med Dr Chris Smith finns tillgänglig på flera plattformar. Informationen på denna sida kommer från offentliga podd-flöden.