Evolution And Aggression

Question 1

Evolution

Answer 1

Grad changes in inherited characteristics over successive gen

Question 2

Genes

Answer 2

Inherited - determines appearance survival and behaviour
Reproduction passes 50% dna

Question 3

Mutations

Answer 3

Copying errors
Some cause sug change appearance or behaviour

Question 4

Natural selection

Answer 4

Best physical and behavioural characteristics likely to survive
Reproduce and pass genes to offspring
Eg height, strength, ability to think

Question 5

Aggression as adaptation to survive?

Answer 5

Hunt and fight rivals
Survive pass genes eg war

Question 6

Sexual selection

Answer 6

Indv successfully attract mate out reproduce others and characteristics are passed to next gen
Eg genetically robust by health, energy
Peacock genetically rob and good offspring as it’s still healthy despite heavy feathers and maintained them

Question 7

Evolutionary adv

Answer 7

Guarding offspring> threaten enemies> resources invested protected
Aggression in men high as it allows to reproduce

Question 8

Strength

Answer 8

I Chester sample of female saliva, + correlation between low warrior gene and aggression
J maoa imp survival and passes in natural selection, gene more agg
E explain aggression as adaptive behaviour aiding survival

Question 9

Weakness

Answer 9

I ev nature of aggression is correlational
J can’t establish cause and effect betw
E so social theory eg mimicking same sex behaviour can’t be ruled out