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LEARNING UNIT 2 (GENES (Genetic variation (behaviour, possible outcome of…
LEARNING UNIT 2
NATURE
VS. NURTURE
Biological history
behaviour
Francis Galton
Environment
GENES
Phenotype
observable characteristic
Genotype
set of instructions
Sex chromosomes
23 pairs
each parent
corresponding
Gene expression
produce a specific protein
Alleles
versions of genes
Recessive
Dominant
Homozygous
same
Heterozygous
different
SEGMENT OF DNA
Relatedness
probability of same allele
Genetic variation
behaviour
possible outcome of genes
personality
appearance
EVOLUTION AND ADAPTATION
Migration
move geographical location
Genetic drift
change between generation
chance
accident
Mutation
DNA replication
error
Fitness
ability to reproduce a genotype
EVOLUTIONARY PSYCHOLOGY
Reciprocal altruism
help an individual
return the favour
Sexual selection
intersexual
intrasexual
traits
parental investment
time
resources
female
pregnancy
during
post
pre
reproductive advantages
Social behaviour
assistance
families/groups
protection
Culture
goals
practices
vakues