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A level Biology: Post your doubts here!
Guys do you have any idea where I could find old biology papers staring from 1990? :/ basically before 2001 -
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Chemistry: Post your doubts here!
Guys I need help in the practicals. How much time do I allocate if there's 3 questions. Like complete each experiment in 20 maximum 30 minutes and leave the rest for calculations? I really suck at moles but do the moles in the exam papers are they all really similar or same? I'd appreciate any... -
A level Biology: Post your doubts here!
Yep. I find a lot of the information they give when they're telling you about the experiment :( I've heard the written parts actually carry more marks then the experiment itself :S and thankyou :) -
A level Biology: Post your doubts here!
Guys I need help How easy is it to score an A in the practical. I've heard you can't get an A altogether if you don't get it in the practical. How do I score In the practicals. I suck at them. I've practised but my schools lab is closing now to prepare for Cambridge. I have a practical booklet... -
A level Biology: Post your doubts here!
It's because an Amino acid is -CONH. ALWAYS REMEMBER THIS. Since to form a peptide bond condensation reaction takes place which makes -CONH. It can't be A because that dosent represent -CONH. Can't be B Because it dosent show that Aswell. If can only be C because that Shows CONH. C double O N-H -
A level Biology: Post your doubts here!
Can someone explain to me why phagocytes act only against the bacteria and not human cells? -
AS BIOLOGY ALL ABOUT MICROSCOPES for MAY/JUNE 2014 EXAMS !!!11
Focus on food tests and seriel dilutions. They're not that hard. Just practise and practise if your able to a lab since you'll be able to manage time better. It's all about strategy. Also practise plan diagrams, draw them a couple of times. Read examiners reports and mark schemes to get a clear... -
Chemistry: Post your doubts here!
0.2 mol of aluminium is burned in oxygen and the product reacted with 2.00 mol/dm-3 HCL. What is the minimum volume of acid required for a complete reaction? A. 15 cm3 B. 20 cm3 C. 30 cm3 D. 60 cm3 Can someone please explain this to me? :/ -
A level Biology: Post your doubts here!
A human aorta has a lumen width of 2cm. A human red blood cell has a diameter of 7um. How many red blood cells could be laid end to end across the diameter of the aorta lumen? A. 2.9 x 10-3 B. 2.9 x 10-2 C. 2.9 x 102 (10 raised to the power 2) D. 2.9 x 103 (10 raised to the power 3) -
Tips to get A* in A'levels
I personally believe April is the best time which is one month before the examinations. Even if you haven't finished the syllabus for a subject do start pastpapers. Do ATLEAST 10 years worth of them -
A level Biology: Post your doubts here!
Which is NOT a way in which energy is lost between a producer and a primary consumer? A. As chemical energy in the faeces if a primary consumer B. As chemical energy in roots that are not eaten by primary consumer C. As heat from respiration in the cells of a primary consumer D. As heat from... -
A level Biology: Post your doubts here!
Ohh I get it. Thankyou so much :) -
A level Biology: Post your doubts here!
There's a question in October November 2012. It is: Which of the bonds will be the last to break as the temperature of an enzyme is increased? A. Covalent B. Hydrogen C. Hydrophobic interactions D. Ionic The answer was covalent but I don't understand why? Aren't ionic and hydrogen bonds much... -
Example Candidate Response for Chemistry 9701 and Physics 9702
Please upload a psychology and biology alevel one :( and thanks a lot for the chemistry one :D May Allah bless you -
A Level Economics:
Sir are you available for private tuition In islamabad? I didn't take economics I'm olevels but have in AS, and I'm finding it extremely challenging. -
CIE Chemistry notes!
Are these notes for all the topics needed to be convered for the AS syllabus? Thanks for Amaizng Notes! May Allah bless you! :)