• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

To what extent does genetic inheritance influence behaviour? Use relevant research studies in your response.

Extracts from this document...


´╗┐To what extent does genetic inheritance influence behaviour? Use relevant research studies in your response. This question asks to analyze, using evidence brought up by relevant studies, how much does genetic inheritance affect one's behaviour. One of the principles of the biological level of analysis states that behaviour is unique because it is biologically based. By proving that genetic inheritance influences behaviour this principle is also proven since genetics are one of the basics for a person's biological factors. Several studies in the history of psychology have found proof of the fact that both genes and environment affect one's behaviour. Still, it is still unknown precisely how much genetics affects behaviour instead of environment, but many researchers are still looking into this and the ...read more.


A monozygotic couple of twins are two people who come from a single sperm and a single egg that then divided after fertilization into two different fertilized eggs. Monozygotic twins have the same genes. A dizygotic couple of twins is instead formed by two people who come from two different eggs fertilized by two different sperms. They are, from the biological point of view, normal brothers and sisters. When it is said ?brought up apart? it means that at very early age the two infants were separated and were then brought up in two different environments. ?Brought up together? instead means that both children were brought up in the same environment with the same parents. ...read more.


Another study can be thought of regarding this topic. The psychologist Dr. Hammer and his crew of researchers decided to find out if there was a particular gene that caused homosexuality in people. Mostly male homosexuals were analyzed in this study. The participants were recruited with advertisements of the research in newspapers. The people who participated to this experiment were interviewed and the researchers looked at the other homosexuals present in their families going as far behind as possible in genealogy. After analyzing the results that were found after having researched the families of 114 gay men, the researchers came to an apparent conclusion. They saw that in the family of the homosexuals' mother several other homosexuals were present, many more than in the father's side of the family. After having found this it was thought by Dr. ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our International Baccalaureate Psychology section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related International Baccalaureate Psychology essays

  1. IB Psychology - To what extent does genetic inheritance influence our behaviour?

    was attributed to genetic inheritance, while the remaining thirty percent was attributed to other extraneous factors. The study's limitation is that it used a narrow measurement (in this case, the IQ test) to measure their intelligence, and the method used to allocate their intelligence to genes or other factors was not a "tested" and solid method of approach.

  2. Describe the role of situational and dispositional factors in explaining behaviour.

    The criticism of the study is the following: Laboratory experiments increase internal validity. If the internal validity is high, the conclusions made are a correct interpretation, and the variables defined are accurately and appropriately manipulated and measured in a representative sample.

  1. Explain social identity theory with referance to relevant research studies

    At the end he concluded that the introduction of TV had no negative effects on children meaning that it contracted with the theory that media can influence behavior of others.

  2. To what extent does genetic inheritance influence behavior

    Studying human sexual orientation is an integral part of our understanding of genetic influence. If we truly are products of our genes or environment, how much of what designates our sexuality in the future?

  1. Research Project - Emotional Intelligence in the Workplace.

    We can conclude that the professional success can be brought by emotional intelligence skills, in addition to performance factors such as, Decision Making, Effectiveness, and Influence. Research Methodology A survey was distributed to 16 participants including female students as well as a teacher.

  2. To what extent is positive education in classroom settings successful in enhancing students happiness?

    Cardemil, Reivich, and Seligman (2002) published findings regarding the effect of PRP on fifth to eight grade Latino and African American children. They found that the program were successful in lowering depression symptoms, increasing self esteem and exacerbate cognitive and hopeless thoughts. Two years follow up data showed that the positive effect of PRP was

  1. With reference to relevant research studies, to what extent does genetic inheritance influence ...

    The results indicated disgust sensitivity related to food and body products in women in the first trimester was higher compared to those in the second and third trimesters. Due to greater vulnerability, food-borne diseases are particularly dangerous to women in the first trimester and therefore it was predicted that disgust sensitivity related to food would be increased.

  2. With reference to relevant studies, to what extent does genetic inheritance influence behaviour?

    Despite these weaknesses the study does show a strong correlation between genetic inheritance and intelligence, suggesting that genetic inheritance has a substantial influence on behaviour. Heston, in 1966, conducted an investigation to test to what extent schizophrenia is due to genetic factors.

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work