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(Essay question) How are cycles important in biology?

To obtain a top mark in an essay for A-level Biology it is vital that you mention areas covered under all the modules of the course- the questions that are asked are usually very broad and your answer should...
SB
Answered by Sarah B. • Chemistry tutor
17032 Views

What is differentation and how does it work?

Differentiation is how to find the gradient of a line. For example, the line y = 3x has a gradient of 3. Similarly, y = 4x + 2 has a gradient of 4. However, for most lines, the gradient isn't the same along ...
TP
Answered by Thomas P. • Maths tutor
4491 Views

Explore how Shakespeare presents Romeo's love in 'Romeo and Juliet.'

Shakespeare consistently presents Romeo's love as passionate throughout the play, however it varies between more destructive language when referring to Rosaline, to more heavenly language when describing Jul...
ES
86600 Views

How do you factorise quadratic equations?

Any quadratic equation, that is, an equation of the form ax 2 +bx+c=0, can be factorised , which means it is broken down into its linear factors . This means it will be of the form (x+m)(x+n). (We'll only co...
AB
Answered by Andrew B. • Maths tutor
3522 Views

Suggest why DNA is a more suitable long-term storage molecule for genetic information than RNA.

DNA and RNA have similar, but not identical, molecular structures. It is these structural differences that enable DNA to be a more suitable long-term storage molecule than RNA. Firstly, the pentose sugar in ...
KX
12395 Views