heart of Hemogolbin is a flat molecule of
20 carbon, 4 nitrogen atoms;
the 1 iron atom loosely binds 4 long coils (10,000 atoms) of oxygen (not shown).
Mathematics proves that life from no life is 1 chance in 10100,000,000,000.
By the way...
Where did Math come from?
* Please remember, there is only 1080 atoms in the entire universe !