Biology GCSE
non-coding DNA
What non-coding DNA means in Biology GCSE, as defined for AQA.
Definitions of non-coding DNA
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Reference: AQA
Parts of DNA that do not directly determine the amino acid sequence of a protein, lying between genes and possibly within genes.
DNA in which a variant does not change the amino acid sequence of a protein but can alter how genes are expressed.
Topics that use non-coding DNA
- DNA structure (biology only) (AQA GCSE)
Related terms
- Amino acid sequence
- Base sequence
- Carrier molecules
- codon
- Complementary base pairing
- degenerate
- double helix
- Enzyme action
Using non-coding DNA in the exam
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