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Symbols for Terms in Genetics
| Symbol | Term |
|---|---|
| superscript plus sign (+) | wild-type allele |
| superscript minus sign (−) | mutant allele |
| Δ | deletion |
| IN | inversion |
| double colon (::) | insertion |
| Φ | fused genes |
| p | promoter site |
| t | terminator site |
| o | operator site |
| a | attenuator site |
| p | short arm of chromosome |
| q | long arm of chromosome |
