Term
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Definition
| a person's perception of his or her maleness or femaleness |
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Term
| sex-determining region of the Y chromosome (SRY) |
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Definition
| a gene on the Y chromosome that codes for testis-determining factor; essential for normal male development |
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Term
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Definition
| male sex steroidal hormones, the most important of which is testosterone |
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Term
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Definition
| female steroidal hormones, the most important of which are estradiol and progesterone |
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Term
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Definition
| a hormone secreted by the anterior pituitary; its diverse roles include the stimulation of testosterone production in males and the facilitation of follicle development and ovulation in females |
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Term
| follicle-stimulating hormone (FSH) |
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Definition
| a hormone secreted by the anterior pituitary; its diverse roles include the growth of follicles in the ovaries and the maturation of sperm in the testes |
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Term
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Definition
| hormones secreted by the anterior pituitary that regulate the release of androgens and estrogens from the testes and ovaries |
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Term
| gonadotropin-releasing hormone (GnRH) |
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Definition
| a hypophysiotropic hormone secreted by the hypothalamus; regulates the release of luteinizing hormone and follicle-stimulating hormone from the anterior pituitary |
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Term
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Definition
| the female reproductive cycle in primates |
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Term
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Definition
| the female reproductive cycle in most nonprimate mammals in which there are periodic episodes of estrus, or "heat" |
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Term
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Definition
| mating behavior in which one male mates with more than one female |
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Term
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Definition
| mating behavior in which one female mates with more than one male |
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Term
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Definition
| mating behavior in which two individuals form a tightly bound relationship that includes exclusive or nearly exclusive mating with each other |
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Term
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Definition
| a sex-related difference in structure or behavior |
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Term
| sexually dimorphic nucleus (SDN) |
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Definition
| a neuron cluster in the preoptic area of the anterior hypothalamus that in rats is significantly larger in males than in females |
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Term
| interstitial nuclei of the anterior hypothalamus (INAH) |
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Definition
| four neuron clusters in the preoptic area of the anterior hypothalamus in humans, some of which may be sexually dimorphic |
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Term
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Definition
| the ability of a hormone to influence the prenatal development of sex organs and the brain |
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Term
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Definition
| the ability of a hormone to activate reproductive processes or behaviors in the mature organism |
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