Testosterone 870 ( Females : 9.0-56.0 ng/ml) (Males : 262-870 Testosterone is it normal, 20 years old is the man?

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Q: multiple codons (genetic code triplets)

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Q: There were no Neanderthals on the African continent  True  False

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Sleep Physiology

Sleep is a condition of reduced muscle movement in the body. Awareness about the surroundings is reduced at the time of sleep. The body stays mildly responsive or non-responsive to external stimuli. The sleep-wake cycle is controlled by the circadian rhythm that produces a resting phase for the body.