How does evolution or natural selection relate to the susceptibility of disease

Evolution or Natural selection relate to the susceptibility of disease because the disease if lethal would kill the speacies suseptible to that disease but the remainder of the species that was immune to the disease would live and produce more offspring with the gene that made them unsusceptible to that disease.

I'm soooo sorry but i can't answer but you can ask another professor

In some developing nations the percentage of the animal protein from fish in the diet can be as high as 25 percent.  about 85% of fish caught is used for human consumption.  the remainder is converted into fishmeal and fish oil.