Which of the following is one way that the circulatory system maintain body temperature?
a. carrying heat around the body
b. controlling the flow of blood to the skin
c. carrying nutrients and energy to cells
d. speeding up the blood flow to generate heat

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