John Loehlin's Argumentative Analysis Of Twins

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Twins separated at birth are less alike or more alike than twins that were raised together?
A Psychologist John Loehlin from the University of Texas did a twin study to see how genetics comes to play with one’s personality. He did this experiment with identical twins and fraternal twins. He tested their IQ and personality. Loehlin came to see that an environment plays a huge role of developing one’s individuality. For example identical twin are very alike when it comes to genetics but can be different due to their unique experience. Loehlin came to a conclusion that each child can perceive situations more differently than the other. He tested 514 identical twins and 336 fraternal twins. He found that genetics plays 44 percent of making ones
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