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“Most important to crime writing is the sense that there will be a resolution and the criminal punished” Explore the significance of resolution in 2 crime texts you have studied.

This is an example of a 25 mark AQA question. A typical answer would be around two to three pages long, and would thoroughly consider both sides of the argument, while continuing to present a sustained judge...
MB
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If a vehicle A, 1000kg moving at 5m/s collides with vehicle B, 750kg, moving in the opposite direction at 8m/s assuming no rebound what is the velocity of the vehicles after collision.

for this question we must consider the conservation of momentum law which states that the total momentum in a system before a collision must equal the total momentum in a system after a collision where momen...
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Answered by Lucinda D. • Physics tutor
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Explain why the pancreas is described as both an endocrine and an exocrine organ.

This question requires you to know the difference between endocrine and exocrine glands, as well as knowing the basic functions of the pancreas. Endocrine = secretes directly into the blood stream(usually ho...
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Answered by William M. • Biology tutor
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if y= e^(5x) what is dy/dx

For differentiation it is known that d/dx(e^x) = e^x always.This example is slightly more complex as it includes a product of x as the power.In this case we can simplify the question by setting 5x= u therefo...
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Answered by Lucinda D. • Maths tutor
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Give one piece of evidence that supports the theory that mitochondria evolved from prokaryotic cells.

Mitochondria contain 70S ribosomes (as opposed to 80S which would be found in other eukaryotic organelles) the same as prokaryotic cells. They also have their own DNA (mtDNA) which is separate from the DNA o...
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Answered by Lucy E A. • Biology tutor
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