Explanation:
Classification system are system with distribution of classes created according to common relations or affinities.
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Explanation:
Rather than use X-ray-based gel electrophoresis, today's forensic scientists measure the size of DNA fragments with a technique called capillary electrophoresis. Small fragments travel more quickly than large fragments through a gel-like material.
Answer:
Carbon regulates the pH in the blood. When you breathe in oxygen, it feeds the blood cells and your lungs, then you exhale the used oxygen, which is carbon.
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Answer:
I believe it is A...............