A muscle that has an origin on the spine of the scapula and an insertion on the occipital nuchal line is capable of

extending the head

Explanation:

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the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.