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Explain the four levels of protein structure, indicating the significance of each level

There are four levels to a protein's structure:Firstly, the primary structure which is the sequence of amino acids linked by peptide bonds. This level determines the type/function of the protein by influenci...
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Answered by Shivani S. • Biology tutor
6287 Views

What is the root mean square voltage of an alternating current?

Since the voltage of alternating current, by definition, changes over time, it is helpful for physics to describe it using a sinusoidal curve. In this case, the amplitude of that sine curve becomes is what w...
MB
Answered by Mate B. • Physics tutor
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Explain why globalisation results in cultural erosion in some parts of the world

Globalisation often results in cultural erosion in some parts of the world through TNCs which can bring new services or products into a country. These services or products often reflect and impose Western cu...
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Answered by Sana M. • Geography tutor
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Outline two external factors of class differences within achievement

One external factor that would affect the differences we see in achievement of the classes is due to cultural deprivation. This refers to the lack of "cultural equipment", which can be an issue for...
AS
Answered by Alisha S. • Sociology tutor
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DNA mismatch repair enzymes repair mainly bases on the newly synthesised DNA strand, using the old DNA strand as a template. If the mismatches were simply repaired without regard for which strand served as template, would this reduce replication errors ?

if the old strand were repaired using the new strand that contains replication error as the template. Then the error would become a permanent mutation in the genome. The old information would be erased in th...
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Answered by Dorota S. • Biology tutor
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