Answer: Commensalism
Explanation: Well you can already eliminate parasitism because that is when an organism leeches off another. Mutualism is when one organism needs to depend on another compared to A where both are benefited. Then you can eliminate d because competition is when two organism compete with each other for survival not benefiting them both.
Because gases or liquids can't be minerals, and they don't have crystalline<span><span> structures.Hope this helps!!</span> </span>
Answer:
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those would be myofibrils
