I believe the answer is Diabetes
The skeletal system is system in the body that consists of bones, cartilages, ligaments and other tissues that perform essential functions for the human body. It provides support of the body, protects the internal organs and allows body movement. The bones in the the human body support and also protect organs and the soft areas of the body. One role of the skeletal system is to produce blood cells. The blood cells are produced by bone marrow.
Answer:
D
The tonsils are the “first line of defense” against potential respiratory pathogens. They contain specialized M cells that collect antigens produced by respiratory tract pathogens. The secondary lymphoid tissue within the tonsils functions like the same type of the tissue in lymph nodes.
