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Cells need mRNA molecules to create proteins. How are they created?

Protein synthesis is a convoluted process but, essentially, all the cell is doing is 'reading' the instructions contained within the base sequence in the correct gene or 'section' of the DNA and then doing s...
MJ
Answered by Matthew J. • Biology tutor
3095 Views

How does Hardy's 'Tess of the D'Urbervilles' reflect the attitudes of the era?

The subtitle of the novel 'A Pure Woman Faithfully Presented' represents Hardy's moral view of Tess in contrast to the Victorian attitudes of the characters around her. The novel generally follows the moral ...
LR
7927 Views

Find the area under the curve with equation y = 5x - 2x^2 - 2, bounded by the x-axis and the points at which the curve reach the x-axis.

First, we must find the two points at which the curve crosses the boundary. To do this, set y=0 and solve.0 = 5x - 2x 2 - 20 = (2x - 1)(-x+2)This gives that x = 0.5 and x = 2Next, we integrate with these bou...
NK
Answered by Natassja K. • Maths tutor
4013 Views

Why are some DNA mutations sometimes not dangerous, and which type of mutations are these likely to be?

The DNA code is degenerate, which means that a single amino acid can be coded for by more than one sequence of three bases. Some mutations, including substitution, may result in the same amino acid being pro...
PO
Answered by Patrick O. • Biology tutor
2457 Views

Translate these two sentences: The man who stole my bag escaped, AND The jumper that I saw was bought by another customer

This exercise is testing the difference between the relative pronouns qui and que. Qui is used on the subject of a sentence: that is, the thing or person doing the action. Who stole the bag? The man, therefo...
AA
Answered by Adam A. • French tutor
1870 Views