The correct answer is letter A. Venom glands and varied diets are the reasons why cane toads are considered as invasive species in Australia. They cause major ecological imbalance within their immediate surroundings and have caused an infestation all over Australia.
Muscles - they are meat, and animals will eat the meat. They also decompose, leaving no trace of the remains.
Denaturation is the process whereby A) A structural change of a protein that results in the loss of its biological properties.