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How well does the dopamine hypothesis explain the development of schizophrenia?

The dopamine hypothesis states that schizophrenia is caused by increases in the amount of the neurotransmitter dopamine in the brain. This theory is supported by research that showed that the use of amphetam...
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Answered by Ellie S. • Psychology tutor
5837 Views

How do I find the roots of a quadratic equation?

There are a few methods you can use. Here are two methods: 1) Inspection. Say we have the equation x 2 +4x+3. We can find two numbers which multiply together to make 3 but add together to make 4. Such number...
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Answered by Daniel E. • Maths tutor
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Ben, Coleen and Khalil, need to learn the local traffic rules for a test before they are allowed to drive. Describe and evaluate the Levels of Processing framework, with reference to how the group of friends might learn the traffic rules (12 points)

Levels of Processing is a theory which states that memory is dependent on the depth of processing taking place whilst encoding information. Deep levels of processing will lead to stronger memory traces where...
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Answered by Gamze G. • Psychology tutor
2703 Views

Describe the effect in terms of particles and collisions the effect of increasing temperature on rate of reaction?

The rate of reaction will increase. Increased temperature causes the particles to move faster, increasing the number of collisions between the particles. More particles have energy exceeding the activation e...
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Answered by Luke R. • Chemistry tutor
3498 Views

A circular table top has diameter 140 cm. Calculate the area of the table top in cm² , giving your answer as a multiple of π.

Area of a circle = π r² r = (1/2) d = (1/2) * 140 = 70 area = π * (70)² = 4900 π cm²
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Answered by Sulem M. • Maths tutor
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