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What can happen to a red blood cell if placed into a solution that is more dilute than its own cell contents?

The red blood cell is an animal cell therefore has no cell wall and will change its shape and seize dependent on the concentrations of solutions around it. When placed in a more dilture solution a red blood ...
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Answered by Martha K. • Biology tutor
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What is osmosis and where does it occur in the human body?

Osmosis is the movement of water from areas of high concentrations to lower concentrations across a semi permeable membrane. It occurs over these membranes in cells of the body alllowing water to move into a...
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Answered by Martha K. • Biology tutor
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How can I improve my French listening skills?

Listening can seem like one of the hardest parts of French to revise for. But don't worry it doesn't have to be! Below are some useful tips to help you get ready for your listening exam. 1) Find a french sin...
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Answered by Rhiannon H. • French tutor
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solve x/2 + 11 = 15

whenever we solve an equation we want to get the unknown (x) alone on one side of the equals sign, but remember whatever we do to one sign of the equation, we have to do to the other. So lets start by subtra...
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Answered by Samir P. • Maths tutor
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Solve this inequality 4y - 3 ≥ 5

1 - We treat an inequality sign like an equals sign (unless we divide by a negative number). 2 - Rearrange the inequality to get all the ys on one side and all the numbers on the other side. 3 - Simplify to ...
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Answered by Gadah A. • Maths tutor
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