KnowraTrophoblastLinked fromLinked fromThe 6 pages that link to Trophoblast, each with the reason it gives.All 6Broader topic 4Narrower topic 2Human chorionic gonadotropinNarrower topic: Trophoblast cells differentiate into the placental tissues that produce hCG.Molar pregnancyNarrower topic: Molar pregnancies arise from abnormal growth of trophoblastic tissue.