Explanation:
Pancreas functions as both endocrine and exocrine gland. Hence, called as dual function gland or a mixed gland. Exocrine part of pancreas secretes digestive enzymes while, its endocrine part (islets of Langerhans) produce two hormones, i.e. insulin and glucagon.
Answer:
1) Immunogene
2) immunoglobulin / antibodies
3) Antigen
4 Vaccine
Explanation:
Vaccine: vaccines are made from a weakened or killed form of a Disease causing micro organism
Antigen : these are toxins or foreign substances that causes or stimulates immune response in the body
Immunoglobulin: they are also known as antibodies, they are protein produced by the by the white blood cells to combat foreign substances
Immunogene: these are molecules or substances that have the capability of stimulating immune response by the immune system of an organism.
exExplanation: external internal