What will happen if we eat hair

Trichophagia, the disorder of being compelled to eat one's own hair, leads to vomiting, stomach aches and several severe health issues.

Explanation:

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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