Answer:
It limits the spread of pathogens
Explanation:
Many diseases are contracted byu direct contact with an individual that is a carrier of a disease. The pathogens primarily spread by direct contact includes parasites, certain bacteria, certain viruses. For example, viruses include: Hepatitis A and Hepatitis E and are associated with poor sanitation and hygiene, leading to infection and inflammation of the liver.
Malarial parasites are caused by Plasmodium parasites, these parasites infect humans via the bite of infected Anopheles mosquitoes. Some of these mosquitos are Plasmodium vivax, P. falciparum, <span>P. ovale, and P. malariae</span>
Simple diffusion is.........