Identical twins are ideal lab specimens for studying the difference between learned and inherited traits since they come from the womb preloaded with matching genetic operating systems. Any meaningful differences in their behaviors or personalities are thus likely to have been acquired, not innate.
Tags: twins, studying, difference, differences

Other Quotes by "Jeffrey Kluger"

Kids are anarchy writ large.
Tags: kids, large, anarchy
When it comes to raising civilized kids there are no hard rules, but there are two things on which most parents agree: Boys are generally wilder than girls, and adolescents are wilder than kids of any other age. If you've got an adolescent boy, you're in the sweet spot for trouble.
Tags: sweet, boy, age, you
There's only one thing harder than living in a home with an adolescent - and that's being an adolescent. The moodiness, the volatility, the wholesale lack of impulse control, all would be close to clinical conditions if they occurred at another point in life. In adolescence, they're just part of the behavioral portfolio.
Tags: only, control, home, life
Tamerlan Tsarnaev is telling no tales. The older of the two brothers who committed the Boston Marathon bombings was likely the one who planned the attack, but when he died in a shootout with police just days after the blasts, his thoughts and motivations vanished with him.
Tags: marathon, who, police, thoughts
Vaccines save lives; fear endangers them. It's a simple message parents need to keep hearing.
Tags: need, parents, simple, fear
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