The answer is Vaccination.
Acquired or adaptive immunity is the body's third line of defense. This is protection against specific types of pathogens. Acquired immunity may be either natural or artificial in nature. Both natural and artificial immunity have passive and active components. Active immunity results from an infection or an immunization, while passive immunity comes from naturally or artificially gaining antibodies.
Heritability describes a proportion of difference among people that is attributed to genetics.
Heritability is the static used in breeding and genetic works and generally, it is the ratio of variation due to the differences between genotypes to the total phenotypic variation for a character in a population
"<span>Decrease in genetic variation " is the one possible result among the choices given in the question, of f</span><span>ounder effect on genetic variation. The correct option among all the options that are given in the question is the first option or option "A". I hope that this is the answer that has come to your help.</span>
Homeostasis is the upkeep of a steady interior condition. In the Biology setting, it implies a consistent body condition, for instance, steady body temperature, blood glucose level. Metabolism alludes to the responses that occur in the body which enables life to be kept up. You need digestion occurring keeping in mind the end goal to look after homeostasis.