Hmmm i think its the third one because men only have 1 x chromosome therefore without the other one if the x chromosome on a men carries a disorder it will show because there is no other chromosome to balance it out and in women the disorder has to show on both X chronosome (and its rarer) for a disorder to appear therefore women having a second X chromosome is effectively a protection
<span>C6H12O6 + 6O2 ==> 6CO2 + 6H2O </span><span> This chemical reactions proves the fact that the products of photosynthesis are reactants of respiration hope it helps</span>
