How do the muscles in thermoregulatuon

Your body's muscles, organs, and brain produce heat in a variety of ways. For example, muscles can produce heat by shivering.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a