Answer:
Lichens are often the first organism to colonize a new surface such as bare rock.
Many organisms require soil before they can colonize an area. Lichens that colonize bare rock secrete acids that break down the rock and start the soil-production process. Also, as lichens die, they provide some organic matter that also contributes to soil.
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Answer:
protozoário
Explanation:
esse é o outro termo para protozoários
Answer:
A theory
Explanation:
A theory is an idea used to account for a situation or justify a course of action.
Use energy, Maintain homeostasis, and Composed of cells.
