Extrinsic, involving you caring what other people think of you
Kids and teens age 12-18 should limit their intake to 100 mg per day. The American Academy of Pediatrics recommends that children younger than 12 should not consume caffeine at all.
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Asexual reproduction yields genetically-identical organisms because an individual reproduces without another. In sexual reproduction, the genetic material of two individuals from the same species combines to produce genetically-different offspring; this ensures mixing of the gene pool of the species.
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Target heart rate is generally expressed as a percentage (usually between 50 percent and 85 percent) of your maximum safe heart rate. The maximum rate is based on your age, as subtracted from 220. At an 85 percent level of exertion, your target would be 145 beats per minute.
