Dive into the fascinating world of the biological approach in psychology with these concise notes. Uncovering the intricate connections between biology and behaviour, this document explores how genetics, neuroscience, and physiology shape our experiences and mental processes. Discover the role of n...
Investigates how biological structures +
processes impact behaviour
-
Much of human behaviour has a
physiological may be genetically /
cause
-
environmentally altered
-
Genes affect behaviour + influence
individual differences in behaviour
-
The mind lives in the brain
Genetic Basis of behaviour
-
Psychologists try to determine + provide
evidence for the extent to which
behaviours are the product of inheritance,
or environmental factors
Twin studies
-
Psychologists study twins to investigate
the genetic basis of behaviour
→ Monozygotic these twins are formed
=
when a fertilised egg cell splits in two
→
Dizygotic these twins
=
are formed when
two separate eggs become fertilised by
different sperm cells
-
Concordance rates the extent to which
=
a pair of twins share similar traits or
characteristics
, family studies
-
family studies research on
relatives are compared
where = close
certain traits
such as IQ in order to determine
whether genetic factors underlie these
traits
Adoption studies
-
Involve comparing a trait or characteristic
between adopted
children their +
biological or adoptive parents
selective breeding
-
Involves artificially selecting male +
female animals for a particular trait
-
Demonstrates how behavioural
characteristics may have a genetic
basis
Genotype + Phenotype
Genotype genes only determine the
-
-
.
potential for characteristics
•
Phenotype Observable characteristics
=
of an individual
-
The phenotype depends on the
interaction of genetic environmental +
factors
Genotype
•
The actual set of genes an individual
has, or is made up of
•
Genetic material is made up of DNA
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller rosieallon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.32. You're not tied to anything after your purchase.
