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Outline the main differences between prokaryotic cells and eukaryotic cells.

Prokaryotic cells are much smaller than eukaryotic cells.Prokaryotic cells have no nucleusDNA in prokaryotic cells are not associated with proteins whereas DNA in eukaryotic cells are assoicated with hist...

KL
Answered by Ka L. Biology tutor
3873 Views

Compare and contrast Barker and Sheriff’s presentation of the psychological effects of war within Regeneration and Journey’s End.

The psychological effects of war are amplified using alternative methods for escapism within Journey's End and Regeneration. Barker and Sherriff both take alternate routes to present how...

IS
5136 Views

Explain the process that occurs from when the action potential reaches the pre-synaptic knob to transmission in the next neurone. (6 Marks)

Once an action potential reaches the synaptic cleft of a pre-synaptic neuron, voltage-gated calcium channels open. It is the depolarisation

BE
Answered by Basel E. Biology tutor
4674 Views

How is a corrie formed?

A corrie is an armchair shaped depression on a mountain slope left by a cirque glacier. These are the steps leading to its formation: 1) Snow collects in a hollow on a mountain slope (normally the north f...

JS
Answered by Jennie S. Geography tutor
4976 Views

How do you describe graph translations on x and y?

On the y-axis: if the graph is moved vertically up by 'n', its affecting the y value by a positive amount, so your (x,y) becomes (x,y+n) and your equation becomes y+n=f(x) rather than y=f...

GH
Answered by Georgina H. Maths tutor
5282 Views

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