Outline and evaluate biological explanations for aggression (24) The biological explanation for aggression states that aggression is innate behavior in people and the environment around them does not cause it. Neurotransmitters in the brain‚ chemicals that allow impulses to be transmitted from one area to another‚ can be used to explain why some people are aggressive. There is evidence to suggest that the neurotransmitters serotonin and dopamine are linked to aggression‚ low levels of serotonin
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Discuss genetic explanations for aggression. Early research concentrated on chromosomal abnormalities but no specific genotype has been associated with aggression. Genes determine how much testosterone a person’s body produces and how quickly it circulates around their body. Genes also determine the synthesis of testosterone receptors‚ and how many and how sensitive such receptors are. The gene called monoamine oxidase A (MAOA) produces an enzyme which regulates the metabolism of serotonin in
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Evolutionary explanations of aggression Evolutionary psychologists argue that reproductive challenges faced by our ancestors can explain the aggressive behaviour seen in people today. A man can never be certain that he is the father of his wife’s children unless he prevents her having relationships with other men. This can explain why male jealousy is often cited as a cause of domestic violence. In many countries it is seen as acceptable to murder an adulterous wife or her lover e.g. among the Nuer
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Outline and evaluate one or more social explanations of aggression. Aggression has been defined as ‘any form of behavior directed towards the goal of hurting or injuring another human being or animal that is motivated to avoid such treatment’ (Baron). Various types of aggression have been identified; person-orientated aggression‚ which is when the main goal is to harm another person and instrumental aggression‚ when aggression is used in order to achieve a desired goal. An important
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Biological Explanations of Crime Biological Explanations of Crime Crime Statistics from the Chicago Police Department Biological Explanations of crime Cesare Lombroso William Sheldon Neurological Defects Conclusion Biological Explanations of Crime In society today‚ crime rates are increasing at alarming rates. For decades‚ extensive amounts of research have been collected and analyzed in attempts to find out why people commit crime. In the city of Chicago‚ according
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Discuss one or more Biological Explanation for Schizophrenia The biological theory on Schizophrenia is a determinism theory which states that Schizophrenia is caused by our genetics and things that are involved in our bodies. The biological theory states that the cause of Schizophrenia is due to issues such as our genes‚ and dopamine levels‚ and therefore it can be cured by looking at these issues. The first biological explanation I will look at is the genetic theory of Schizophrenia. There
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Provide 2 or more biological explanations of schizophrenia? 1) Genetic Factors Gottesman: Schizophrenia is more common in the biological relatives of a Schizophrenic‚ the closer the degree of genetic relatedness‚ the greater the risk. If a parent has schizophrenia the chance of child having it is 10% MZ twins have 48% chance risk of developing Schizophrenia if their twin has the disorder‚ whereas DZ twins 17% chance of having Schizophrenia if their twin has the disorder‚ that’s more than
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evaluate biological explanations of schizophrenia (24 marks) Schizophrenia is a psychotic disorder characterized by distorted thinking‚ impaired emotional responses‚ poor interpersonal skills and a distortion of reality. It is the most common of psychotic disorders that‚ in most countries around the world‚ affects around 1 per cent of the population. In terms of explanations for the disorder‚ two central types of explanations arise – psychological explanations and biological explanations. Whereas
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psychological and biological issue discussed amongst experts. Although‚ same sex relationships have been discriminated and misunderstood‚ over the years they have more and more accepted socially‚ but some stigma still lingers. This essay will expose the origin and biological explanation of homosexuality to better understand it. This essay uses research studies‚ examinations and tests that will ultimately reveal that homosexuality is not a learned behavior‚ it is a biological factor. This essay also
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Describe two or more biological explanations of schizophrenia. (8 marks) Evaluate biological explanations of schizophrenia. (16 marks) There are many explanations for schizophrenia‚ but the biological explanations have received the most research support‚ according to Comer 2003. To explain schizophrenia from biological perspective‚ we would discuss the disorder from the direction of genetics‚ biochemistry and brain structures. The first explanation for schizophrenia
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