One difference is the number of double bonds in the fatty acid chain
Through a cut or an injury where any skin has been broken.
An infection through an animal's bite or sting.(Like the West Nile Virus which spreads though mosquito bite, or Rabies though an infected mammal's bite).
Can be inhaled or consumed and go from the lungs into the other organs causing harm internally.
<span>Natural selection favors G6PD deficiency as compared to malaria
Individuals in which the G6PD deficiency is common live in areas where malaria is an epidemic problem. Natural selection, a process which selects traits favorable traits out of a species' gene pool, will favor the individuals with G6PD deficiency to survive as they will not be affected by malaria. Their immunity to malaria will help these individuals pass on their genes better, meaning the gene for G6PD will become common, as is the case.
</span>
