Antibody tests for Covid-19, do mild Covid cases produce as many antibodies as more severe infections, what is covid viral load, where did the water on Earth come from, how do diuretics work, why does cooked fruit taste more sour, how are memories laid down, what are the thin bones in a chicken leg, and do carrots really help us see in the dark? Dr Chris Smith and 567 CapeTalk's Pippa Hudson have the answers... Like this podcast? Please help us by
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