Biological Approach [16 marker]

Question 1

What is the main assumption of the biological approach?

Answer 1

That everything is innate and governed by biology.

Question 2

How are twin studies used in the biological approach?

Answer 2

To determine genetic influence on behaviour by comparing concordance rates.

Question 3

What is the difference between genotype and phenotype?

Answer 3

Genotype is genetic makeup; phenotype is the observable characteristics from the interaction of genotype and environment.

Question 4

What is the role of natural selection in behaviour according to the biological approach?

Answer 4

Behaviour aiding survival is passed on to offspring.

Question 5

What is a limitation of twin studies in the biological approach?

Answer 5

It’s difficult to separate nature from nurture as twins share similar environments.

Question 6

What is a causality issue in biological explanations?

Answer 6

Correlation does not imply causation (e.g., low serotonin and depression).

Question 7

What is a strength of the biological approach in terms of methodology?

Answer 7

It uses scientific methods, making theories valid and reliable.

Question 8

What treatment implication supports the biological approach?

Answer 8

Development of drug therapies like antipsychotics for schizophrenia.