C- mushroom
Mushrooms break down (decompose) dead cells of animals and plants.
Algae, lichen, and oak trees go through photosynthesis and are producers.
Answer: adaptive immune response
Explanation:
Autoimmune disorders are caused by different microoorganism and drug which manipulates the immune system in a way that immune system become unable to recognise between self antigen and foreign antigen. In that case immune system treats foreign antigen as self antigen which cause systemic or organ specific damage.
The exact cause of autoimmune disorders is unknown and hence it is thought that it is caused by adaptive immune response which builds against self antigens and causes damage to the cells.
Hence, some autoimmune disorders are thought to be caused by adaptive immune response.
A cell which contains cytoplasm, cell membrane and a nucleus
I think the correct answer from the choices listed above is the first option. THe tool that would be <span>useful for testing cleavage and fracture in a mineral would be a hammer. It can test how a mineral acts when subjected to a very large amount of pressure or force. Hope this answers the question.</span>