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Explain the primary, secondary and tertiary structure of proteins

The primary structure of a protein is made up of a sequence of amino acids which is coded for by the organisms DNA triplets which are transcribed in the process of protein synthesis, the secondary structure ...
Answered by • Biology tutor
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How are ideas about power presented in Ozymandias by Percy Bysshe Shelley?

The poem reflects on abuse of power, but by dwelling on the transience of mortal existence shows that even powerful dictators must fall. Although the dictator's power seemed 'vast' at the time, he (Ozymandia...
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Answered by Sophia A. • English tutor
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Explain why the points (0,8) do not lie on the line y= 4x+9 ? (3 marks)

To see if (0,8) lies on the line y, substitute 0 (the x coordinate) into y = 4x+9 so y=4(0)+9 y=4(0)+9 therefore y= 0+9 = 9since the output (9) is not the same as the respective coordinate (8), (0,8) does no...
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Answered by Rinaldo L. • Maths tutor
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Describe the terms of the Treaty of Versailles [4 marks].

This is a very standard GCSE History question. To get the four marks you just need to recall 4 key points about the treaty. You can also make fewer points with more explanation if you can't remember 4 separa...
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Answered by Alex D. • History tutor
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What is the difference between the pronouns le/la/les and lui/leur?

Pronouns are words which replace nouns. It can be tricky to understand the difference in usage between these two different types of pronouns as they can be both used to describe the same object; a person or ...
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Answered by Rebecca T. • French tutor
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