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AS LEVEL BIOLOGY... discuss here AS students only :)
immunity i guess.. -
AS LEVEL BIOLOGY... discuss here AS students only :)
an sm1 plz tell me tht y there is a need for transport systems in multi cellular plants and animal in terms of size and surface area to volume ratio...? :s -
AS LEVEL BIOLOGY... discuss here AS students only :)
naah.. its abt Dna replication,transalion and transcription stuff..!! -
AS LEVEL BIOLOGY... discuss here AS students only :)
and genetic control.. ryt?? -
AS LEVEL BIOLOGY... discuss here AS students only :)
http://studyguide.pk/?p=431 -
AS LEVEL BIOLOGY... discuss here AS students only :)
PATHOGEN REPRODUCE IN LIVER CELLS AND GAIN ITS FOOD AND ENERGY FROM LIVER CELLS..!! -
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AS LEVEL BIOLOGY... discuss here AS students only :)
okio.. well i already knw it ..!! so no worries..:p -
AS LEVEL BIOLOGY... discuss here AS students only :)
yeah only a bit lyk how it looks lyk..!! we dont have learn der molecular formula ..!! -
AS LEVEL BIOLOGY... discuss here AS students only :)
not really!! -
A level Biology: Post your doubts here!
can sm1 plz tell me tht y there is a need for transport systems in multi cellular plants and animal in terms of size and surface area to volume ratio... -
AS LEVEL BIOLOGY... discuss here AS students only :)
y is transpiration is an inevitable consequence of gas exchange?? and outline the roles of phospholipids.cholestrol.glycolipids,protien andd glycoprotiens -
AS LEVEL BIOLOGY... discuss here AS students only :)
hey, can sm1 Define globular protien.. more clearly..!! -
AS LEVEL BIOLOGY... discuss here AS students only :)
gr8..!! Thnkxx dude.. :LOL: :) -
AS LEVEL BIOLOGY... discuss here AS students only :)
THE plant supplies living space, and the conditions required for bacteria to fix nitrogen . the bacteria supply the plant with fixed nitrogen . this is an example of mutualism , in which two organisms of different species live very closely together each meeting some of the other's need.. -
AS LEVEL BIOLOGY... discuss here AS students only :)
can some1 explain me the interpretation of Meselsohn-Stahl experiments on semi-conservative replication of DNA..!! :confused: -
A level Biology: Post your doubts here!
S is Sediments rate... -
A level Biology: Post your doubts here!
em giving AS only.. :)