AS Biology
Posts the AQA AS biology 2014 specification. Hope it helps :)
A2 Biology
GCSE Biology
GCSE Physics
GCSE Chemistry
Tuesday, 25 February 2014
In eukaryotes, DNA is linear and associated with proteins. In prokaryotes, DNA molecules are smaller, circular and are not associated with proteins.
Eukaryote DNA
Long chains of DNA
Associated with proteins (wrapped up with)
3.2bn nucleotides long
Prokaryote DNA
Circular chromosome
Not associated with proteins
4.6mn nucleotides long
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