Assertion: steroid | /r/HasProperty | secreted by the ovary
Facets:
value: during pregnancy by the placenta
type: TEMPORAL
Source sentences:
text: After menopause, androstenedione production is about halved, due primarily to the reduction of the steroid secreted by the ovary.
text: Steroid hormone, any of a group of hormones that belong to the class of chemical compounds known as steroids; they are secreted by three “steroid glands”—the adrenal cortex, testes, and ovaries—and during pregnancy by the placenta.