• Question: How many Chemicals are there on earth and which one is your favourite?

    Asked by mattw to Kiran, Sharon on 26 Mar 2010 in Categories: .
    • Photo: Sharon Sneddon

      Sharon Sneddon answered on 26 Mar 2010:

      my favourite chemical is one called calcium ionophore. It’s my favourite as it can trick eggs into thinking a sperm has gone in (eggs are a bit stupid) and they start to divide due to the increase in calcium in the cell.

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