Grade 1010 grade science

How can the genome explain our behavior and non-physical phenotypes like personality?

Tera Baap

7 Years agoGrade 10

2 Answers

Ravleen Kaur

Approved Tutor Answer7 Years ago

Twin studies suggest that identical twins share approximately 50 percent of the same traits, while fraternal twins share only about 20 percent.Personalitytraits are complex and research suggests that our traits are shaped by both inheritance and environmental factors.

Tera Baap

7 Years ago

The study of behavioural phenotypes could be said to go back to the days of the syndrome first described by Down.1 He believed that affected children (whose genetic anomaly was of course not known to him) had distinctive personality characteristics, including “a lively sense of the ridiculous”, among others. Subsequent studies have failed to confirm these stereotypes