Antibodies.
When your body gets sick it has to fight off the bad guys. Once it spot off the bad guys it forms antibodies to those bad guys. The next time you get sick with the same thing you must likely have the antibodies to destroy pathogens.
Answer:
Essential amino acids differ from non-essential amino acids because essential amino acids cannot be made by the body, but instead, you must get them from your diet (your eating habits). On the other hand, non-essential amino acids are created by the body. You need both amino acids in order for the body to build the wide variety of proteins it needs to survive.
Hope this helped and have a great day!!
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I think it energy usage because whenever you have cholera you don't have energy you are week.
Nick's most likely suffering from a fungal infection in his nail. It is possible that this condition is onychomycosis.