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A Level

Describe the part played by each of the organelles involved in the production and secretion of the enzymes.

  1. The Nucleus contains the DNA code for the amino acid sequence (2)
    3. The Nucleolus makes rRNA (4)
    5. The Ribosomes translate mRna in protein synthesis
    6. The endoplasmic reticulum all...
AM
Answered by Aoife M. Biology tutor
3117 Views

Use your knowledge of Water Potential applied to the GIT to describe what can cause or prevent Constipation

Water Potential is the measure of the ability of water molecules to move freely in solution. A solution of pure water where there is no solute and all of the water molecules are free to move, the water po...

TM
Answered by Teresa M. Biology tutor
10080 Views

You have a five-litres jug, a three-litres jug, and unlimited supply of water. How would you come up with exactly four litres of water (with no measuring cup)?

You fill the 5-litres jug, and pour it into the 3-litres jug until it's full (now you have 2 litres in the 5-litres jug). Then, you pour out the 3-litres jug completely. Now, you pour the 2 litres from th...

DG
Answered by Diana G. Maths tutor
5050 Views

Given an unlimited number of light bulbs (that break at a certain height), and a building with 100 floors, how do you determine the height that the light bulb breaks?

The solution is a binary search algorithm (where you start on floor 50th and move up or down depending if the bulb breaks or not, always picking the middle floor of your option range).

DG
Answered by Diana G. Computing tutor
1742 Views

Examine how colour is used in Sylvia Plath's poem, Tulips.

In Plath's 'Tulips' the speaker uses a juxtaposition between the white and clinical depiction of the hospital with the excruciating 'redness' of the flowers to present her feelings of pain and anguish. Th...

HT
9424 Views

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