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Explain the role of the coenzymes NADH and FADH2 in oxidative phosphorylation and why it is significant. (6 marks)

NADH and FADH2 oxidised to NAD and FAD in the marix by electron carrier proteins in the inter mitochondrial membrane .This liberates H+ ions and excites electrons which pass down the electron tansport chain ...
Answered by • Biology tutor
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What is the difference between the indicative, and the subjunctive?

First of all, it is important to understand that the indicative and subjunctive are both moods. This is something that reflects a speakers attitude towards a statement. The indicative mood is used towards fa...
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Answered by Patrick S. • Spanish tutor
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Simplify the following expression: √48+√(16 3/9) Give your answer in the form: (a√3)/b where a and b are integers.

The key to this question is to stay calm and not let yourself be intimidated. You can use the information provided in the question to give you a clear direction to head in- you want to factorise out root 3 w...
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Answered by Rob W. • Maths tutor
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How do the properties of water make it a suitable environment for many organisms?

Water has an extremely high specific heat capacity. This means it requires large amounts of energy to increase its temperature, making it a constant environment. When water freezes the structure changes. Hyd...
Answered by • Biology tutor
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How far are Larkin and Duffy alike in writing about the superficiality of society in their poetry?

In their poems, Duffy and Larkin’s personas convey a distaste towards societal conventions through exposing the reality of society’s workings.Whilst both poets come to bleak conclusions, Duffy recognises the...
Answered by • English Literature tutor
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