Paramyosin muscle in the notochord of Amphioxus.
D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D002816:Chordata, Nonvertebrate / Q000033:anatomy & histology*; D004558:Electric Stimulation; D004625:Embryo, Nonmammalian / Q000033:anatomy & histology*; D008854:Microscopy, Electron; D009119:Muscle Contraction; D009124:Muscle Proteins; D009132:Muscles / Q000196:embryology*; D011189:Potassium Chloride / Q000494:pharmacology
D009124:Muscle Proteins; D011189:Potassium Chloride; D000109:Acetylcholine