The exchange of genetic materials between homologous chromosomes is called a. synapsis

b. chiasmata

c. crossing over

d. cytokinesis

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c is correct answer

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