Conditional mutant: a mutantplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference. that displays a mutantplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference. phenotypeplugin-autotooltip__default plugin-autotooltip_bigPhenotype: an observable feature or property of an organism. only under certain conditions. Some examples include:

• a temperature sensitive mutantplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference. that is mutantplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference. only at increased temperatures.
• a nonsenseplugin-autotooltip__default plugin-autotooltip_bigNonsense mutation: a mutation that converts a regular (amino acid-coding) codon into a stop codon. mutationplugin-autotooltip__default plugin-autotooltip_bigMutation: a change in the DNA of a gene that results in a change of phenotype compared to a reference wildtype allele. See also: mutant. that exhibits a mutantplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference. phenotypeplugin-autotooltip__default plugin-autotooltip_bigPhenotype: an observable feature or property of an organism. only when a nonsense suppressorplugin-autotooltip__default plugin-autotooltip_bigNonsense suppressor: a mutation in a tRNA gene wherein the anticodon loop sequence has mutated such that it is complementary to a stop codon. This has the effect of being able to suppress some nonsense mutations. is absent.
• an auxotrophicplugin-autotooltip__default plugin-autotooltip_bigAuxotroph: a mutant that cannot synthesize one more essential nutrient from minimal media needed for survival or proliferation. mutantplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference. that can only grow if a specific nutrient is provided.