Answer:
C. Vaccination
Explanation:
vaccination is the administration of a vaccine to help the immune system develop protection from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism.
It is potential energy is converted into apt energy for use in living things.
A fierce predator is removed from the ecosystem.
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Speciation<span> is the term used to describe the formation of a new </span>species<span> due to </span>natural selection<span>.</span>
movement of people from one permanent home to another. This movement changes the population of a place. International migration is the movement from one country to another. ... People who move into another country are called immigrants .
