We find out why blood donations aren't rejected more readily. Plus we ask, is sleepiness related to cheerfulness? Like this podcast? Please help us by supporting the Naked Scientists
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Visa alla avsnitt av Question of the Week, from the Naked ScientistsQuestion 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.
