filamentous growth of a population of unicellular organisms in response to chemical stimulus +
negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter in response to chemical stimulus
regulation of synaptic plasticity by chemical substance +
response to acid chemical +
response to alkane +
response to anesthetic
response to anisomycin +
response to antibiotic +
response to anticoagulant
response to anticonvulsant
response to antidepressant +
response to antimetabolite
response to antineoplastic agent
response to antipsychotic drug
response to Aroclor 1254 +
response to aromatase inhibitor
response to arsenic-containing substance +
response to asparaginase
response to bismuth +
response to boron-containing substance +
response to bronchodilator
response to carboplatin
response to cisplatin +
response to cyanide +
response to dimethyl sulfoxide +
response to diuretic
response to epinephrine +
response to fluoride +
response to food +
response to Gentian violet +
response to gold(3+) +
response to hormone +
response to hydrogen sulfide +
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a hydrogen sulfide stimulus.