Imagine you do dna fingerprinting in a forensics lab. you obtain nine samples from a crime scene and use them to make the dna fingerprints shown below. which two samples are most likely to have come from the same person?

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explanation:

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these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.