1
Q
What is a genome ?
A
An entire set of DNA
2
Q
What is a proteome ?
A
The number of different proteins that a cell is able to produce
3
Q
Why is the proteome of a prokaryote easily determined ?
A
Because they do not contain introns
4
Q
Why is the genome of more complex organisms harder to determine ?
A
The DNA-contains many non coding regions and there are many complex regulatory genes to determine when other genes ‘switch on/off’
This means not every part of the DNA codes for a protein
5
Q
What is a DNA ladder and what is it used for ?
A
Fragments of known length always loaded onto a gel at the same time
Used to compare with other samples to assess their size
Biology topic 8
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