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Solution A - plasmolysis. The red blood cells were in an hypertonic solution (solution had a lower water potential than the red blood cells due to increased concentration of solute) thus water molecules m...

Source evaluation seems to be the type of question that causes the most concern for students each year, particularly at GCSE. However, that doesn't make them anything to worry about. In fact, the great th...

Firstly, make sure you understand what is meant by the term ‘foreshadowing’. This occurs when the author gives the audience clues or hints about something that happens later in the text. In this case, we’...

First start with 2xy=-4, rearrange to find in terms of x, x=-2/y. Substitute this into the other equation (3x-5=-4y), producing -6/y -5 =-4y.Times every term by -y resulting in 6+5y=4y² .Rearr...

Dependent on verb. There are 3 most common types of verbs in French, ending in -er, -ir, or -re. Kick off the endings and replace with...-Example verbs: -er: jouer (to play), crier (to sh...