Discuss the evolutionary explanations of functions of sleep. (24 marks) The evolutionary theories suggest sleep has evolved because it gives an animal a greater chance of survival when in a dangerous environment. They also suggest that sleep has evolved because it conserves energy and coincides with their eating habits. The evolutionary explanation (also referred to as the ecological approach) is based on the observation of animals in their natural environment. The evolutionary approach to
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Discuss psychodynamic explanations of gender development. (10 marks) The psychodynamic approach assumes that development of gender identity is linked to interpersonal relationships between child and parent. Psychologists believe the parent-child relationship forms the mould/prototype which stays with the child their whole life. The approach focuses on the presence of the unconscious mind. Freud’s psychoanalytic theory is linked to ideas surrounding infantile sexuality. Children pass through stages
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Mark Duggan. However‚ the thousands that took to the streets had their other reasons to be rioting‚ making people wonder what were the problems with the society we live in. The people involved in the riots were between the ages of 11- 70. It shows how the amount of people getting involved and the fair amount of them should know right from wrong. What has society today has turned into? The people who were rioting‚ felt like they weren’t being listened to. This gave them a voice against the police
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Discuss evolutionary explanations of group displays of aggression The adaptive and functional benefits of aggressive behaviour must outweigh the possible costs in order for it to be favourable. Acquisition of status and access to mates are some of the primary motivators of aggression in non-human animals‚ but there are many theories as to why humans have adapted. One of them is the Power-Threat Hypothesis‚ which represents the fear of a political power being in the hands of a minority group. If a
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Discuss the neural and/or hormonal mechanisms in aggression (8 marks + 16 marks) Aggression is a behavior directed towards another intended to harm or injure. Neurotransmitters are chemicals that enable impulses in the brain to be transmitted from one area of the brain to another. There’s evidence that the neurotransmitters serotonin and dopamine are closely linked to aggressive behavior. Low levels of serotonin and high levels of dopamine have been associated with aggression in both animals and
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Discuss Psychological explanations of one eating disorder. (8+16) Psychological explanations of obesity include the psychodynamic and the behaviourist approach. Behaviourism suggests three means by which obesity may occur; classical conditioning‚ operant conditioning and social learning theory. There is a great deal of evidence for the behavioural explanation. Classical conditioning is where eating becomes associated with other behaviours that are often routine‚ leading to eating when not hungry
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How to Launch a TV Channel Your guide to building a successful TV Business In association with Introduction – Nick Thompson ack in 2002‚ when we published our first ‘How to Launch a TV Channel’ guide‚ most people were watching video on free-to-air analogue TV‚ with digital TV coming up fast on the rails. Today‚ in the UK and most developed countries‚ digital Pay-TV and digital terrestrial TV are thriving‚ video on the PC is at the front of everyone’s mind and mobile video is a niche but
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How Batteries Work TOPIC: Explanation of how batteries work SPECIFIC PURPOSE: To inform the audience how a battery works on a scientific level THESIS STATEMENT: A battery is essentially a can full of chemicals in which chemical reactions take place to allow for the flow of electrons. Introduction I. Batteries are everywhere. They are in our cell phones‚ our flashlights‚ our cars‚ our laptops. (Attention getter) II. Life as we know it is made possible largely by batteries. III
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Executive Summary The product we have chosen is Coca-Cola‚ the reason why we chose Coca-Cola is because we would like to learn how to analyse a product and we wish to know more about how Coca-Cola‚ as a product‚ works and is able to stand in the market for more than 100 years. However‚ we found that there are some pitfalls and drawbacks of Coca-Cola. First‚ water scarcity happens as they need a lot of water supply to produce Coca-Cola. The production of Coca-Cola has also worsened the water conditions
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Discrimination is unavoidable and takes on many forms. Discuss. The problem with society today and in the past is that we cannot accept that we are all different. Every day ‚every hour‚ minute and second people are being abused through discrimination. Discrimination means‚ ‘the unjust or prejudicial treatment of different categories of people‚ especially on the grounds of race‚ age‚ or sex’ (source- Google dictionary). People who look or act differently are often the subject of segregation and
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