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Quick study tips; how do I study successfully?

So the exam is coming up. Your University place is at stake. You're parents are counting on you. Don't panic!

Before you consider diving into that pile of revision you've forsaken for the Game Of T...

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Answered by Michelle M. Biology tutor
3005 Views

What is the role of DNA?

To provide all the necessary information needed for cell survival and also pass down crucial information to its daughter cells (either through meiosis or mitosis).

VK
Answered by Vasiliki K. Biology tutor
2919 Views

Explain how during the light independent reaction of photosynthesis carbon dioxide is converted to organic substances.

Questions involving processes in respiration and photosynthesis usually give high marks in the Biology A level AQA unit 4 papers. By understanding and learning key parts of the processes, you can ensure y...

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Answered by Natalie C. Biology tutor
11765 Views

Use band theory to explain the changes in the resistance of an intrinsic semiconductor as temper changes.

At low temperatures(0K), the conduction band is empty while the valence band if filled. As temperature increases, the electrons gain energy to go into the conduction band and leave positive holes in the v...

KG
Answered by Kutlwano G. Physics tutor
14613 Views

Why do ionisation energies typically increase upon going across a period yet decrease upon going down a group?

‘Ionisation energy’ is the term used to describe the amount of energy it takes to remove an electron from an atom to form a positively charged ion. It is usually represented by the unit kJ/mol, meaning it...

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Answered by Lewis M. Chemistry tutor
2374 Views

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