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Biology
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What is the best way to revise?

A high grade in GCSE Biology requires you jumping through a few hoops. For certain questions, specific facts are required in the answer and certain structures are required for the answers. There isn't ...

DB
Answered by Darcey B. Biology tutor
2552 Views

How do you explain the process of translation?

Enzymes which are specific to different tRNA types catalyse the bonding of amino acids to tRNA molecules, which requires ATP for energy.

There are 4 stages to translation: initiat...

LW
Answered by Lucy W. Biology tutor
8594 Views

How is blood pumped around the body through the heart?

Blood goes into the atria of the heart and the atria contract and force blood into the ventricles. The ventricles then contract and force the blood out of the heart.

There are valves in t...

LW
Answered by Lucy W. Biology tutor
4623 Views

What conditions increase the likelihood of fossilisation?

Cold and low oxygen - minimises likelihood of organisms decaying

KT
Answered by Katrina T. Biology tutor
4299 Views

Explain the difference in the speed of conduction of an action potential along the length of a myelinated neurone and a non-myelinated neurone.

First, we need to explain how the action potential is conducted along the length of the axon.

An action potential is transferred along an axon by the movement of Na+...

CH
Answered by Catherine H. Biology tutor
8479 Views

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