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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
5624 Views

name 3 organelles that are present only in plant cells

cell wall, vacoule, chloroplasts 

SS
Answered by Sagar S. Biology tutor
4118 Views

Describe the benedicts test for non reducing sugars

  1. heat with HCl 2) neutralise with NAHCO3 3) add benedicts soln and gently heat in a water bath 4) if the soln changes colour from blue to a brick red precipitate, then non reducing sugars were involv...
SS
Answered by Sagar S. Biology tutor
10593 Views

What is Osmosis?

The one definition of osmosis is 'The movement of water from a high concentration to a low concentration, down it's concentration gradient, across a partially permible membrane, until osmotic pressue is e...

AV
Answered by Alexandra V. Biology tutor
14261 Views

During the redox reaction in glycolysis, which molecule acts as the oxidising agent?

The oxidation of glyceraldehyde 3-phosphate (G3P), a three-carbon sugar, yields energy. In this oxidation, electrons and H+ are transferred to NAD+, forming NADH, and a phosphate group is attached to the ...

DA
Answered by Daniel A. Biology tutor
8945 Views

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