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Hydrophobic signalling molecules can pass through the lipid bilayer of the membrane due to both being hydrphobic. Once within the cell, the molecule can bind to a receptor or transcription factor to inhib...

Let’s take a look at an example: Using figure 2, examine how a spit has been formed by physical processes working together. (8 marks). 4 marks are awarded for addressing the command word: Examine. This me...

To get dy/dx from a formula y in terms of x we must differentiate y with respect to x. Generic formula for term differentiation: d/dx(ax^b) = bax^b-1 = times the coefficient by the power and minus the pow...

Before we get started with answering the question, it is generally good practice to write down any formulas and equations you know that will help us work through the solution. So what formula do we know t...

Being faced with a blank canvas was one of the most challenging thing for me. What should I do? What artists should I research? What themes and ideas am I going to cover? We often spend a lot of time in t...