This topic contains a solution. Click here to go to the answer
|
Author Question: Which type of immunity means that the animal is more or less permanently immune to the disease? ... (Read 33 times) |
Did you know?
Approximately 25% of all reported medication errors result from some kind of name confusion.
Did you know?
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
Did you know?
Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.