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What is mRNA?

mRNA is one of the 3 types of RNA: the others being tRNA and rRNA. They all play a role in protein synthesis. mRNA stands for messenger ribonucleic acid. It is made by copying a strand of DNA called the temp...
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Answered by Lucie C. • Biology tutor
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What are the different types of transport across a membrane?

The different types of transport across a membrane can be divided into two main categories: active and passive transport. Active transport requires metabolic energy in the form of ATP and molecules are moved...
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Answered by Steph F. • Biology tutor
15123 Views

What is the derivative of y=(e^(2x))(sin(3x))

This question is slightly complex and requires you to use multiple differentiation rules. Since we are differentiating a product of two functions, the first rule that we have to use is the product rule: mult...
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Answered by Sajidah H. • Maths tutor
13377 Views

What is the best way to accurately translate during an exam?

One of the hardest things to achieve during an exam is when you get to the translation paper., there is no doubt about that. The best way to approach it really does come down to a matter of personal preferen...
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Answered by Rhys C. • Spanish tutor
3792 Views

How do I structure an A-Level History essay?

When writing a history essay the basic structure that you learnt at GCSE can be employed at A-Level: Introduction - Point 1- Point 2 - Point 3 - Conclusion. However, when writing at A-Level standard new comp...
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Answered by Josephine A. • History tutor
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