<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML">
<mml:mrow> <mml:mi mathvariant="bold">Allele</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">proportion</mml:mi>
<mml:mo>=</mml:mo>
<mml:mspace width="0.5em"/>
<mml:mfrac> <mml:mrow> <mml:mi mathvariant="bold">peak</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">height</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">of</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">alternated</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">base</mml:mi>
</mml:mrow>
<mml:mrow> <mml:mi mathvariant="bold">peak</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">height</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">of</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">reference</mml:mi>
<mml:mspace width="0.25em"/>
<mml:mi mathvariant="bold">base</mml:mi>
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</mml:mfrac>
</mml:mrow>
</mml:math>