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Give 3 differences in structure between DNA and mRNA

DNA contains the nucleotide base thymine whereas mRNA contains the nucleotide base uracil instead DNA is double stranded, mRNA is single stranded DNA contains the sugar subunit deoxyribose, mRNA contains the...
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Answered by Callum B. • Biology tutor
10724 Views

How to answer this essay - The internet and instant communication technologies are profoundly changing our world for the better. Do you agree?

Start brainstorming quickly within one minute i.e. all your ideas for the essay question. Then allocate the answers into your structure of introduction - 2-3 main body paragraphs - conclusion. Throughout the...
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Answered by Christine C. • LNAT tutor
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After Brexit, are we still in Europe?

Yes, we (you) are still in Europe. The Brexit has nothing to do with geographical division; it is related with the economical and political aspect of the European Union. The UK is going through a process tha...
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Use a genetic diagram to work out the probability that the offspring have cystic fibrosis if both parents are carriers.

CF is a homozygous recessive condition. This means that it is inherited, ie a child gets the condition by the genetic material passed on to it from its parents. Let's call the faulty allele f (which is also ...
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Answered by Eksha G. • Biology tutor
4309 Views

What is Hund's rule?

Electrons occupy every orbital in each subshell once and then occupy the full orbital with both electrons
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Answered by Intesar N. • Chemistry tutor
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