AQA AS Biology EMPA Watch

BeccaJH1802
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hi
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ASLEVELSHELPME
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Hi I've just been given the topics too before the start of the holidays I'm really confused too.
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Azula
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(Original post by BeccaJH1802)
Our whole class has no idea what its about and i have mine the first day back after easter and my teachers dont want to reply to my email! Im glad its not just our class being stupid though!! Hopefully someone might help us understand soon!
look up the numbers here
http://filestore.aqa.org.uk/subjects...10-W-SP-14.PDF

3.1.3 Substances are exchanged between organisms and their environment by passive oractive transport across exchange surfaces. The structure of plasma membranes enablescontrol of the passage of substances across exchange surfaces.

3.2.4 The variety of life is extensive and this is reflected in similarities and differences in itsbiochemical basis and cellular organisation.
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Azula
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(Original post by BeccaJH1802)
Thanks you so much that is a great help!!
haha it's no problem
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ASLEVELSHELPME
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(Original post by BeccaJH1802)
Azula has put the link below if you havent seen it already)
Thank you becca and azula ☺
I have my experiment on the Wednesday first week back Praying that it'll be alright
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Azula
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(Original post by ASLEVELSHELPME)
Thank you becca and azula ☺
I have my experiment on the Wednesday first week back Praying that it'll be alright
Its cool and good luck I'm sure you've done loads of empa practice experiments

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