Answer:
the answer is A. specific composition and structure, and contains one or more silicon-oxygen tetrahedrons.
Explanation:
Pioneer species are the first species that colonize places where there were previously no other living organisms, such as algae that colonize bare rocks. ... Therefore, they pave the way for other species to establish themselves at the location through the creation of new potential ecological<span> niches.</span>
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Water<span> boils when the molecules are able to overcome the vapor </span>pressure<span> of the surrounding air to move from the liquid phase to the gas phase.</span>
The answer is A.) Layers
hope it helps.
