PSY 1102 Lecture 2: Chapter 4 Part 2
12 Feb 2017
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Psy1102 dr. haddad - course 2: january 12 2017. The nature component (a to d) (cid:894) (cid:895: behaviour genetics (1 to 6, introduction. Their goal is to identify how much of those differences between individuals are due to. It focuses in individual differences environment/nurture and to genetics/nature, the heritability: twin studies. Monozygotic, identical twins: one single egg, one sperm split into two, same sex, 100% genetically the same. Dizygotic, fraternal twins: two different eggs, two different sperms, same or different sex, 50% genetically same/different. Rationally if a characteristic had a genetic component then identical twins will be more likely to similar: alzheimer"s: One set of the identical twins gets it, the other has 60% chance of getting same disease. One set of the fraternal twins get it the other has a 30% chance of getting it. Therefore, alzheimer"s disease has a genetic component and since it"s not 100% in identical twins then partially environmental: divorce:
