biological

• What does the biological approach state about psychology?

  Everything psychological is first biological
• What does the biological approach study in relation to organisms?

  Genes coding for physical and psychological features
• What is a person's genotype?

  Their genetic makeup
• What is a person's phenotype?

  Their physical characteristics of genes
• How are twin studies used in psychology?

  To investigate if psychological characteristics are genetic
• What would a high concordance rate in twins suggest about a characteristic like musical ability?

  It is likely genetic in origin
• What do biological psychologists propose about neurochemistry?

  It involves the action of chemicals in the brain
• What can an imbalance of neurochemicals in the brain cause?

  Mental disorders like OCD
• Who proposed the theory of evolution through natural selection?

  Charles Darwin
• What does the theory of evolution through natural selection state?

  Genetically determined traits enhancing survival are passed down
• How does natural selection relate to psychological traits?

  Psychological traits can be genetically determined