genetic Flashcards
how many men have Xyy
1 in 1000 men have it
what are some sings of Xyy
Have disabilities like ADHD and autism
Behaviour problems explosive temper and impulsive
Good with sport and taller than average
what are some strengths and weakness of Jacobs Xyy theory
Strength
• Jacob found a significant number of men in prison had xyy
Weakness
• Studies have found that genetic abnormalities are widespread throughout the general
Sheldon said There are three body types what are they
endomorph, ectomorph and mesomorph
what is Ectomorph
Ectomorph are thin in and have narrow faces. Very little body fat. Narrow shoulders and hips. They are self-conscious and private socially anxious intense but emotionally restrained and thoughtful
what is Endomorph
Endomorph are rather pear-shaped and have wide hips. They have quite a lot of body fat. They are sociable and Fun Loving have a love of food are even-tempered and like to relax
what is Mesomorph
Mesomorph are muscular with very little body fat strong and have large heads and narrow wastes. They are adventurous courageous assertive and bald competitive like sports and love of risk and chance. They also Desire power.
what body type is more likely to commit crime
Mesomorph
what are some strengths and weakness of Sheldon’s theory
Strength
• Putwain and sammons confirmed there is a small Association between body build and criminality
Weakness
• Could not really explain why the other body types didn’t commit crime
what did Lombroso believe
Lombroso so believed that people’s characteristics, the facial features, influenced whether or not they became criminals
what were the characteristics
Large jaw, high cheekbones, large ears, extra nipples, extra toes, extra fingers, insensitivity to pain were the characteristics
what are some strengths and weakness of Lombroso’s theory
Strength
• Lomboso was the first person to give criminology scientific credibility
Weakness
• Lack of a control group no comparisons are made with non criminals
what did Mednick do
Mednick compared adopted criminals with their biologic and adoptive fathers and found that the adopted children are more like their biological parents than their adoptive parents
what are some strengths and weakness of Genetic inheritance theory
Strength
• Twin studies are natural experiments as the biological relationship between twins is a natural occurring variable
Weakness
• Early twin studies such as Lang worth not controlled very well and lacked validity as to whether the twins were MZ or DZ which was based on appearance not DNA
