Question

cual es la respuesta correcta me pueden ayudar por favor
What is not true about vaccination?
It has not had any impact on people.
It eliminated illnesses.
Antibiotics were developed before vaccines. What is true about vaccines? Mark all that apply.
They prepare the body to defend itself.
They are antibodies.
They enter the body and fight against diseases. Are humans the only species that immunize?
Yes, only people immunize against illnesses.
No, there are other species that fight against illnesses by preparing their defenses.

Answer 1

Respuesta:

la primera

it has not had impact on people