Low tide happens once a day is the trough of a tidal wave happens 2 hours after high tide only happens during the spring

substitution is the answer in this case

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