me0wme0wfuzzyface me0wme0wfuzzyface 13-01-2023 Health contestada 6. What is occasionally used to produce immunity, these are given in very small doses or at a time in the life of the animal when it is not as susceptible to the disease? _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _