AS Biology P1 MCQs Preparation Thread

[XPFMember]

can someone complete this table plsView attachment 12917

resolution is 200nm i guess..

image black and white..
specimen living
no idea abt magnification

 

[Soldier313]

resolution is 200nm i guess..

image black and white..
specimen living
no idea abt magnification

200 nm? that wud mean light microscope has higher resolution than electron microscope

 

[XPFMember]

ans is B y?

RNA triplet UAG so DNA is ATC
they wanna insert a T where the arrow is...
T should be between A and C which will result in a stop codon so B

 

[Soldier313]

RNA triplet UAG so DNA is ATC
they wanna insert a T where the arrow is...
T should be between A and C which will result in a stop codon so B

thanx

 

[XPFMember]

200 nm? that wud mean light microscope has higher resolution than electron microscope

that 200 is actually the minimum distance...which the microscope can distiguish...objects closer than 200nm can NOT be distinguished by Light microscope....

 

[Soldier313]

that 200 is actually the minimum distance...which the microscope can distiguish...objects closer than 200nm can NOT be distinguished by Light microscope....

owh right lol....am startin to panick

 

[Soldier313]

sucrose is a reducing sugar right? so how would u xplain this, the ans is A

 

[XPFMember]

sucrose is a reducing sugar right? so how would u xplain this, the ans is AView attachment 12919

sucrose is a non reducing sugar

 

[Soldier313]

sucrose is a non reducing sugar

lol i know that my qn is that after hydrolysis the colour was red not before, doesnt that show presence of a non reducing sugar

 

[Nibz]

'Thread Unstickied'.

 

[XPFMember]

lol i know that my qn is that after hydrolysis the colour was red not before, doesnt that show presence of a non reducing sugar

cuz sucrose IS a nonreducing sugar....it is NOT reducing

 

[XPFMember]

'Thread Unstickied'.

wait for 2 hours....our exam starts after 3 hours...

 

[Soldier313]

cuz sucrose IS a nonreducing sugar....it is NOT reducing

owhkay lol i am losing it definitely....tx fr ur help God knows wats wrong with me

 

[Nibz]

wait for 2 hours....our exam starts after 3 hours...

Whoa!

 

[XPFMember]

Whoa!

??
why else do you think we're here discussing doubts

 

[Soldier313]

Okay peeps....this is it...am going for my exam in a bit thanx so much to all those who helped me in one way or another (esp XPFMember for being my last minute revision guide ) ......please do pray for me and i'll do the same...hope we ace it inshaAllah!!

 

[Nibz]

It 's been four hours now since the paper finished here.

 

[Soldier313]

It 's been four hours now since the paper finished here.

what variant did u give?

 

[XPFMember]

Okay peeps....this is it...am going for my exam in a bit thanx so much to all those who helped me in one way or another (esp XPFMember for being my last minute revision guide ) ......please do pray for me and i'll do the same...hope we ace it inshaAllah!!

haha
everyone sure has been helpful

Ya Allah plz grant us success in both worlds....guide us to jannah and make us among the muttaqeen....

btw Soldier313 when are you leaving? i'll be leaving after abt an hour...just asking..in case i get a doubt

 

[Nibz]

what variant did u give?

'Students' gave variant 12 here.