Category: G
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Gonads
Reproductive glands: in males, the testes, and in females, the ovaries, gonadal hormones; gonad. A sex gland which produces gametes and also sex hormones, e.g. a testicle in males or an ovary in females. The sex glands, the parts of the reproductive system that produce the cells that can join together to form a fertilized…
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Gonadotropin-releasing hormone (Gnrh)
A substance produced by the hypothalamus that controls the production and release of luteinizing hormone and follicle-stimulating hormone (FSH), gonadotropin-releasing factor (GRF). A hormone originating in a region of the brain (hypothalamus) that stimulates production of another hormone (gonadotropin) in the pituitary gland, also located in the brain. GnRH is secreted by the hypothalamus. Release…
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Gonadotropin-releasing factor (GRF)
A hormone like substance produced by the hypothalamus that controls the formation and release of the pituitary hormones concerned with sexual maturity and reproduction, gonadotropin-releasing hormone.
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Gonadectomy
The surgical removal of all or part of the gonads.
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Gonadal sexuality
A sexuality label that reflects the existence of either testicles or ovaries.
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Gonadal hormones
Hormones secreted by the gonads: gonadotropins.
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Gonad
The testes in the males and the ovaries in the female.
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Golgi body
The cell organelle that functions in the packaging and storage of chemical substances before they are secreted.
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Goitrin
The antithyroid or goitrogenic compound obtained from turnips and the seeds of cruciferous plants.
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Going steady
A loosely bound commitment between two people that they agree to date, socialize, and otherwise associate on a love relationship level only with each other. It is a preliminary stage that may be followed by an engagement period.