Essays Tagged: "Twin study"

What kinds of evidence do researchers draw on when considering the effects of nature and nurture on personality?

inherited (genetically) and the percentage remaining is the environmental contribution.The study of twins is the most commonly used design in behavioural genetics .Monozygotic (MZ)twins developed from ... gotic (MZ)twins developed from a single fertilized ovum and possess identical genes. Dizygotic (DZ) twins develop from two separate fertilized ovums and have different genes. It would seem to indicate ...

(5 pages) 80 1 4.0 May/2006

Subjects: Social Science Essays > Psychology

Explain the biological explanations of one of more eating disorders.

rgued that this higher prevalence rate relies on environmental factors therefore it seems as though twin studies produce much more reliable results. Numerous studies have been conducted with MZ and DZ ... al suggestion assuming that personality may be genetically controlled.The most reliable studies are twin studies such as Holland et al (1988)'s which was based on past research and investigated the co ...

(6 pages) 20 0 0.0 Oct/2008

Subjects: Social Science Essays > Psychology

Heredity, the Environment, and Development

along with proposed answers and explanations.Behavioral GeneticsBehavioral geneticists uses family, twin and adoption studies as a basis for their argument of individual differences (Lerner, Bearer, G ... ition: "Behavioral genetics is the genetic study of behavior, which includes quantitative genetics (twin and adoption studies) as well as molecular genetics (DNA studies) of human and animal behavior ...

(7 pages) 79 0 1.0 Apr/2009

Subjects: Social Science Essays > Psychology > Psychological Theories & Authors

Aetiologies of Schizophrenia

ndicates that Schizophrenia is genetically inherited; the argument is supported by research such as twin studies, adoption studies and family studies. Family studies were used by Gottesman in 1991, wh ... parents increases the likelihood to 46%. Additionally, genetic inheritance has been studied through twin studies - for instance, Joseph (2004) found that from all his patients pooled together, monozyg ...

(4 pages) 1 0 0.0 Oct/2014

Subjects: Social Science Essays > Psychology > Depression, Stress & Suicide