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GCSE

Does water travel up or down the concentration gradient?

Via osmosis, water travels down the concentration gradient to an area of lower water concentration and higher concntration of other substances.

JR
Answered by Jenny R. Biology tutor
7592 Views

"Me llamo Martina. Tengo 12 anos y vivo con mi familia - este incluye mis abuelos. Mi relación con mi abuela es mejor que mi relación con mi madre porque mi abuela me apoya" Who does martina have a better relationship with?

Martina has a better relationship with her grandmother because she says 'mi relación con mi abuela es mejor' which translates to 'my relationship with my grandmother is better'. 

MB
Answered by Martha B. Spanish tutor
2931 Views

solve 6(x + 4) = 2x -4

The first step is to expand the brackets on the left hand side, you can either use the arrow method or the box method for this. This gives you: 6x + 24 = 2x - 4

Then you want to gather all the x's ...

MB
Answered by Martha B. Maths tutor
4932 Views

How do you translate: "Je suis allé en Bretagne pendant le mois d'aout" ?

The first word of the sentence is "je": that is a pronoun. I will ask the student to find out the equivalent in English and give him the answer if needed. "Je" in French means "I&...

AL
Answered by Audrey L. French tutor
4801 Views

What is the definition of osmosis? How is it different from diffusion?

Osmosis is the net movement of water molecules from a high water potential to a low water potential through a semi-permeable membrane. It is different from diffusion as it is through a semi-permeable memb...

CB
Answered by Coral B. Biology tutor
5404 Views

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