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Outline the key features of the working memory model (6 marks)

Baddeley and Hitch (1974) developed a multi store model of short term memory (STM) called the ‘working memory model’. Their model proposed that STM, rather than being a single store, was in fact an active in...
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Answered by Rosina D. • Psychology tutor
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Outline two explanations for obedience 6 marks

One explanation for obedience is an agentic state. This explanation claims that a person obeys when they are in such a state, this state is characterised by the person viewing themselves as not responsible f...
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Answered by Connor C. • Psychology tutor
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Describe how negative feedback is used to control blood glucose concentration

Blood glucose concentration levels fluctuates depending on what has been eaten and how much activity has been done. alpha and beta (B) cells in the pancreas detect change in the blood glucose concentration. ...
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Answered by Catherine W. • Biology tutor
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The boiling point of the halogen elements increase down the group from chlorine to bromine to iodine. Please explain this trend for 3 marks.

The number of electrons in the halogen atom increases as you move down the group (1st mark achieved here), causing stronger London forces to arise between the molecules of said halogen (2nd mark achieved her...
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Answered by Aaron L. • Chemistry tutor
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How can I write a non-fiction text in the appropriate form?

In English Language you may be asked to submit pieces of writing, often non-fiction, which you must write yourself. Often many people are worried about how creative they might have to be, but if you follow s...
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