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The lung can be divided into different sections regarding its function. The tube that connects the airway to the lungs is called the trachea, which is made of cartilage rings. These are flexible, and allo...

Eutrophication is where a surplus of nutrients in a lake or pond leads to an overgrowth of plant life, causing a shift in the biodiversity. There are 5 steps to this process:

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Proteins are macromolecules found within living organisms that have an array of crucial functions, including catalysing enzymatic reactions and providing structural stability to cells. At the basic level,...

This is a "Describe" question worth 6 marks, so you should aim to write a minimum of 6 points in your answer to get the full 6 marks.
Messenger RNA is produced in the nucleus of a cell by ...

To work through the question, we need to remember that there are 2 traits or characteristics we are looking at for the guinea pigs - A/a and B/b. We need to work out the different ways the alleles can pai...