Answer: Epidemiology
Explanation:
Epidemiology is a branch of medicine, the study of human health and disease at the population level. Epidemiology deals with the incidence, distribution, prevalence and possible control of diseases and other factors relating to health. By tracking the cause and distribution of the disease among many individuals of the population, epidemiologist can identify potential stategies for the preventing and controlling of diseases and disorders.
Hello
<span>C. fish population decrease
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In chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.
<span>They are cellular parasites.
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I would say that a bottleneck is the neck of a bottle or a point of a blockage.
