Mold is a living organism, therefore it is biotic.
Answer:
The correct answer is option - A, B, C, and D.
Explanation:
The adaptive immune system is also known as a specific immune system or acquired immune system is an immunization system that is made up of which is clonal as it expands rapidly the Lymphocytes that are T lymphocytes and B lymphocytes. The adaptive immune system also has memory this is the reason vaccination is used so it can generate antibodies and make memory cells. Vaccines induce the production of the immune cells or antibodies so it can be stated that it is inducible.
Thus, the correct answer is option - A, B, C, and D.
D. an arctic fox is brown in summer and white in winter
