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What is the role of auxin in plant phototropism?

Starting with the basics: 
1. Auxin is a plant hormone, so it is a chemical substance involved in regulating the action of certain cells within an organism.
2. Phototropism is the process by whi...

TD
Answered by Tiago D. Biology tutor
68756 Views

What are the differences between warm and cold based glaciers?

Cold based glaciers:

Are frozen to the bedrock all year round as the temperature of the ice stays at zero degrees constantly

Tend to move via internal defor...

JH
Answered by Joanna H. Geography tutor
45945 Views

What's the difference between dramatic and proleptic irony?

Both of these are literary devices used in playwriting. Dramatic irony occurs when the audience knows something relevant to the plot that the characters are not aware of. For example, in a play about t...

ML
Answered by Miles L. English tutor
126080 Views

What is the difference between cells, tissues, organs and organ systems?

You can think of these 4 things as a hierarchy, where each 'element' is a building block for the next level. The smallest 'unit' are cells. There are trillions of cells in your body and ...

CG
Answered by Callum G. Biology tutor
80849 Views

a ladder stands against a wall, then it slides down. Describe the motion of the centre of the ladder while sliding!

the lenght of ladder is contant. when it is in the middle of sliding, it make a right angle triangle with the floor and wall, hence (the lenght of the ladder£^2  equal to (the lenght of floor to one en...

NW
Answered by Nirmala W. Maths tutor
3053 Views

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