What can I do to assist??
The answer is archaea
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Answer: Unnatural occurrences
Explanation:
Unnatural occurrences, can have the MOST significant impact on any ecosystem. Energy moves through the plants and the animals in an ecosystem.
Compound are substances which can be formed by chemically combining two or more elements. Mixtures are substances that are formed by physically mixing two or more substances.
A sugar (called deoxyribose)
A Phosphate (1 phosphorus atom joined to 4 oxygen atoms)
One of 4 bases (Adenine, Guanine, Cytosine, Thymine)