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How do I start a plan for an exam essay?

First, read the question and identify what it is asking you to do. Then decide what your argument is going to be e.g. if the question is asking you to assess the importance of the Russo-Japanese war to the R...
RH
Answered by Rebecca H. • History tutor
1662 Views

What role do natural killer cells and phagocytes play in the specific and non-specific destruction of pathogens?

With regards to the non-specific immune response, phagocytes engulf and digest pathogens through phagocytosis. Natural killer cells detect infected cells through monitoring the presence of particular signals...
CC
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A student obtained 3.7g of methyl cinnamate (162g/mol) from 6.5g of cinnamic acid (148g/mol) and 2.0g of methanol (32g/mol). Determine which reagent is limiting and calculate the percentage yield achieved by the student.

Reaction equation:cinnamic acid + methanol --> methyl cinnamate (+ water).Determine the limiting reagent:Calculate the number of moles of each reagent using the triangle g/(GFM)*(n).n = g/GFM cinnamic aci...
LM
Answered by Libby M. • Chemistry tutor
3178 Views

What are some differences between RNA and DNA?

RNA is single stranded, whereas DNA is double stranded. RNA has a uracil base instead of DNA's thymine base. RNA has a ribose sugar, whereas DNA has a deoxyribose sugar.
HG
Answered by Holly G. • Biology tutor
1328 Views

To what extent was the militant suffragette campaign the most important reason as to why some women achieved the right to vote in 1918?

In order to determine the most important factor as to why some women achieved the right to vote in 1918, an evaluation of numerous factors will be undertaken. However, it will be argued that although the mil...
DG
Answered by Danielle G. • History tutor
4852 Views