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#Unit 1. Molecules and their Interaction Relevant to Biology
Therefore, at fixed [S0], a plot of 1/v0 against [Io] (the Dixon plot) is linear. When [Io] = -Ki , it can be seen that 1/v0 = l!V max and is therefore independent of [S0], so Dixon plots for different values of [So] (but fixed [Eo]) intersect where [lo] = -Ki