Answer:pre-formed structures and chemicals, and by infection-induced responses of the immune system.
Explanation: brainliest?
Answer:
4. all of the above
Explanation:
all of these are correct so...all of the above
Because of its ability to form large complex and diverse molecules
European rabbits (Oryctolagus cuniculus) were introduced to Australia in the 18th century with the First Fleet and eventually became widespread. Such wild rabbit populations are a serious mammalian pest and invasive species in Australia causing millions of dollars of damage to crops.
