human beta chorionic gonadotropin (β-HCG) | definition

hormone produced by the chorion of the zygote that helps to maintain the corpus luteum and elevated levels of progesterone


Source:

Clark, M., Douglas, M., Choi, J. Biology 2e. Houston, Texas: OpenStax. Access for free at: https://openstax.org/details/books/biology-2e

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