Discuss two or more explanations of group displays as an adaptive response Individuals act differently in a group to when they are on their own. Group displays may be an adaptive response for individuals within the group. An example of group displays is lynch mobs. A lynch mob is a group of people who kill people for a presumed offence‚ without legal authority. In the 19th century over 3‚000 lynchings of black people occurred in the USA‚ due to a number of different reasons. One proposed explanation
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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 one or more evolutionary explanations of group display in humans. Group behaviour can possess an adaptive advantage for the individuals within the group‚ which is why it can appear in particular social situations. An example of this appears within sports crowds. Natural selection favours genes that cause human beings to be altruistic towards members of their own group‚ yet intolerant towards outsiders (xenophobia). It would be adaptive to exaggerate negative stereotypes of outsiders‚ as
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DISCUSS TWO OR MORE EXPLANATION OF GROUP DISPLAY AS AN ADAPTIVE RESPONSE The first explanation of group display as an adaptive response is lynch mobs. Social transitions and the need for conformity have been cited as the fundamental cause of American lynchings because of the fear of the Negro‚ and a lynch law was a means of social control. Of the documented lynchings in the late 1800s‚ nearly three quarters of victims were black it is said that “lynch mobs were more active during that period since
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Discuss one or more evolutionary explanations of group display in humans. (25 marks) Group display in humans has been studied by a variety of psychologists both classic and contemporary. Psychologists such as Le Bon believe that crowd behaviour is explained through the individual taking on the ‘psychology’ of the crowd’. Essentially‚ the actions of a crowd can be explained through situational factors‚ such as convergence in one location‚ or the result of normless situations where people look to
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Adaptive Response to Disorders Name Institution Date Adaptive Response to Disorders Introduction Disorders are abnormal conditions that affect the normal functioning of body organelles. There are various disorders that affect the function of the human body. They are caused by exposure to harmful substances‚ deficiency in essential components of a balance diet‚ infections from disease vectors and many others. Urgent care is needed for any detection of disorders in patients because lack of
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Essay: a) Outline explanations of group display in humans (15 marks) b) Criticially evaluate one or more of your explanations of group display in humans (10 marks) Part A Group display of aggression (behaviour with intent to harm) in ancestors has been seen as an adaptive response‚ promoting inter-group harmony and mutual defence. Lynch mobs have been explained by social transition and the need for conformity‚ for example‚ Myrdal (1944) found that black lynchings in the USA were due to fear
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After any injury‚ it is a natural response that the immune system will trigger it inane or adaptive immune to protect or limit the injury to it body. The adaptive immune response is antigen-specific and requires the recognition of specific "non-self" antigens during a process called antigen presentation. B cells and T cells are the major types of lymphocytes in the immune system. However‚ when an adaptive immune response develops against self-antigens autoimmune response occurs with the characteristic
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long term and short term memory and also relates to lack of availability. The theory suggests that the STM can only hold information for between 15 and 30 seconds unless it is rehearsed. After this time the information decays (fades away). This explanation of forgetting in short term memory assumes that memories leave a trace in the brain. A trace is some sort of physical/chemical change in the nervous system. Trace decay theory states that forgetting occurs as a result of the automatic decay or fading
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Discuss two biological explanations of depression (8+16 marks) AO1: One biological explanation for depression is family studies. Family studies have proved that having a first-degree relative with depression appears to be a risk factor of depression. These studies select people who already have the depression (the probands) and examine whether other members of their family have been‚ or might be diagnosed with depression. Research has found that around 20% of such relatives have depression compared
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