Answer:
The Precambrian (or Pre-Cambrian, sometimes abbreviated pЄ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of the Phanerozoic eon, which is named after Cambria, the Latinised name for Wales, where rocks from this age were first studied. The Precambrian accounts for 88% of the Earth's geologic time.
Explanation:
Cleaner, alcohol kills Bacteria but it is also a killer when it's abused but if your not abusing it you body will use it as a cleaner killing the bacteria in the stomach and liver and even the blood stream
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X^2-8x+41=0
x-8x+41=0
-7x+41=0
-7x=-41
x=41/7
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Answer:
Explanation:
Intravenous (IV) tubing or valves can prevent back flow and contamination of injection devices. This is also false! The truth is that everything from the syringe or medication bag to the patient's IV catheter is a single interconnected unit.