Years of life reveals exact age
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D. Polymerase chain reaction
<span>It is used in molecular biology in order to create small fragments of the DNA. Those copies of the DNA mimic the happenings in the cell. This chain reaction is an efficient technique to further research on crimes.</span>
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Probably determining the best way to generate clean energy in Maine :)
The second stage is where the brain waves become larger and punctuated with occasional sudden bursts of electrical activity. In this stage the eyes are not able to respond to light. Non-rem sleep has 3 stages. The first stage is the twilight zone which is between full wakefulness and sleep and the third stage constitutes the most profound state of unconsciousness.