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BIOLOGY PAPER 22

Probably just the one, don't worry ;)
- annarust
- Post #116
- Oct 25, 2012
- Forum: A-Levels
BIOLOGY PAPER 22

Aren't HbA and HbS alleles?
- annarust
- Post #104
- Oct 25, 2012
- Forum: A-Levels
BIOLOGY PAPER 22

About the balance of prevention and cure: I answered COMPLETELY differently :/ I said that the bypass is not able to completely cure the blockage (since it does not remove it, only 'bypasses' it) but that it can prevent the spreading of the blockage (and prevent, for instance, cardiac arrest)...
- annarust
- Post #103
- Oct 25, 2012
- Forum: A-Levels
BIOLOGY PAPER 22

And what did you guys include in the drawing of the cell membrane? :/ wasn't sure about that one.
- annarust
- Post #102
- Oct 25, 2012
- Forum: A-Levels
BIOLOGY PAPER 22

About the differences between HbA and HbS, I wrote that HbS is recessive and HbA is dominant thus only a homozygous HbS pair would code for sickle cell anaemia... Is that wrong? :(
- annarust
- Post #101
- Oct 25, 2012
- Forum: A-Levels

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