Top answers

What is active transport the movement of and what does it need to occur? Give some examples of where is might occur in the human body.

Active transport is another method by which molecules are transported into and out of the body. It is the movment of solutes that have been dissolved in water into and out of the cell against their concentra...
MK
Answered by Martha K. • Biology tutor
9840 Views

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 ...
MK
Answered by Martha K. • Biology tutor
10212 Views

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...
MK
Answered by Martha K. • Biology tutor
55975 Views

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...
RH
Answered by Rhiannon H. • French tutor
8499 Views

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...
SP
Answered by Samir P. • Maths tutor
7233 Views