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Search results
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Paper Discusion: Bio/52 & /51
Yeah probably :) I also wrote number of fragments but in the last moment I edited number of different size of fragments :p but i think both have the same meaning? :/ Isn't it :/ But number of bands makes more sense :/ -
How did your Biology Paper 12 go?
Can you please tell me what was the question ? :O I dont remember :p -
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Paper Discusion: Bio/52 & /51
Answers: (I can be wrong) a)i) To hydrolyse lipids as detergents contain Enzymes Lipase. ii) To Denature the enzymes iii) To seperate the Debris of peas from the DNA mixture. iv) To hydrolyse proteins associated with DNA like histone. b) After treating with Restriction enzymes, place the 3... -
Paper Discusion: Bio/52 & /51
Q1: a) i) What's the use of detergents? [1] ii) Why the temperature was set at 60^C ? [1] iii) Why filtration was done?[1] iv) Why he used protease? [1] b) outline the procedure of electrolysis and how the student detects the DNA fragments? [5] c)i) what was the dependent variable? [1] ii)... -
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*Biology Paper 5 tips*
I am not gettin' above 19 :'D :( hell difficult than Bio P4 :/ -
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*Biology Paper 5 tips*
If I am not wrong, Validity depends upon standard deviataion and T tests and Chi Test is concerned with reliability ? Aint it? -
*Biology Paper 5 tips*
Can anyone tell me the difference between reliability and Validity ? :S -
*Biology Paper 5 tips*
Hey! I am not getting more than 19 marks in P5 :( -
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Chemistry A2 help!
well, of course that had been the problem for A2 students, but what you need to do is to just memories bit of AS organic. like reducing agents or oxidising agents. -
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CHEMISTRY AS P33 PRACTICAL MAY 8 2014
it wou lt'd be just apparatuses and chemicals :p -
CHEMISTRY AS P33 PRACTICAL MAY 8 2014
I'll upload it a day before the paper :) Wait mate! -
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Physics: Post your doubts here!
you 're wrong :) Let me tell you the method: energy given by heater= latent heat of evaporation + heat loss as heat loss not known thats why he has done the xperiment with two power readings. what we need to do is to eliminate heat loss by two simultaneous equations by two experiments.