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What are the causes of genetic mutations ?

Muataions within genes can be caused by several ways. Sometimes they can be spontaneous or other times they can be induced by environmental factors. These factors can include chemicals such as chemicals foun...
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Answered by Amy M. • Biology tutor
4268 Views

Describe the process of translation

Translation takes place on ribsomes, which can be found on the rough endoplasmic reticulum (ER) or within the cytoplasm. Once the mRNA has been exported from the nucleus it binds to a ribsome. The ribosome s...
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Answered by Amy M. • Biology tutor
9658 Views

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 too mu...
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Answered by Darcey B. • Biology tutor
2975 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: initiation , elongation , transloca...
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Answered by Lucy W. • Biology tutor
9149 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 the heart which ensur...
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Answered by Lucy W. • Biology tutor
5188 Views