Key Stage 3
Meaning
A loop of DNA is found inside a bacterium
Function
- Bacteria have no nucleus and the loop of DNA floats freely in the cytoplasm.
- The loop of DNA provides instructions to the cell.
Key Stage 4
Meaning
A loop of DNA is found inside a prokaryotic cell which has no nucleus.
Function
- Prokaryotes have no nucleus and the loop of DNA floats freely in the cytoplasm.
- The loop of DNA provides instructions to the cell indicating which proteins to synthesise.