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V125BC [204]
3 years ago
8

Which are characteristics of epithelial cells? Select two options.( Answer Needed ASAP)​

Biology
1 answer:
Umnica [9.8K]3 years ago
5 0

Answer:

found lining many areas that contact the external environment

plays a role in protection

Explanation:

Explanation: Epithelial tissue is composed of cells laid together in sheets with the cells tightly connected to one another. Epithelial layers are avascular, but innervated. Epithelial cells have two surfaces that differ in both structure and function.

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Explanation:

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Generally in adaptive radiation, a species evolve when it faces new environmental challenges due to change of habitat or area. For example mammals have evolved from dinosaurs.  

Hence, option B is correct

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