Which of the following descriptions of the susceptible animals are right ( )
A、Susceptibleanimalsincludetheanimalsthataresusceptibletocertainkindsofparasitesbecauseoflackingimmunity;
B、Susceptibleanimalsincludetheanimalsthataresusceptibletocertainkindsofparasitesbecauseoftheirlowimmunity;
C、Differentbreedsofanimalsappeartohavedifferentlevelsofsusceptibilitytothesameparasitespecies.;
D、Everyanimalspeciesisonlysusceptibletocertainkindsofparasitespecies.
发布时间:2026-02-10 13:30:53