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: Two analogous structures are similar in phenotype and developed to perform the same function, despite not being inherited from a common ancestor. As so unrelated species may look related due to having analogous structures.
Explanation:
According to Charles Darwin what is one reason that not all organisms survive in nature?
<span>B. There are more organisms born than resources can support.</span>
Explanation:
Geologists use the law of superposition to determine the relative ages of sedimentary rock layers.
