Question

define and state the use of vaccine​

Answer 1

a small dose of dead and weakened disease causing miceobes used to stimulate immune respnse in body is called vaccine

Answer 2

Answer:

vaccines are used for protection against infection from a particular disease such as typhoid and smallpox .vaccine is suspension of killed pathogenic bacteria or injecting into the body of man it includes formation of antibodies and provides considerable degree of immunity .

please mark as brainliest .....