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Sexual Reproduction
Reproduction
| Term | Definition |
|---|---|
| Progeny Testing | A test of the value for selective breeding of an individual's genotype by looking at the progeny produced by different matings. |
| Donor Cows | A cow that is of unusual value as a breeding animal. |
| Sperm | Male sex cells. |
| Extenders | An added ingredient used to increase the bulk of a food. |
| Estrous Cycle | The recurring reproductive cycle in many female mammals, including estrus, ovulation, and changes in the uterine lining. |
| Straws | Dried stalks of grain, used especially as fodder or as material for thatching, packing, or weaving. |
| Artificial Vagina | A rigid tube that is used to collect semen for artificial insemination. |
| Follicle Stimulating Hormone | A hormone secreted by the anterior pituitary gland that promotes the formation of ova or sperm. |
| Luteinizing Hormone | A hormone secreted by the anterior pituitary gland that stimulates ovulation in females and the synthesis of androgen in males. |
| Sire | The male parent of an animal. |
| Motility | The ability to move spontaneously and actively, consuming energy in the process. |
| Artificial Insemination | The injection of semen into the vagina or uterus other than by sexual intercourse. |
| Embryo Transfer | Embryos are placed into the uterus of a female with the intent to establish a pregnancy. |
| Quarantine | A state of isolation in which people or animals have been or can be exposed to infectious or contagious disease. |
| Hormones | A regulatory substance produced in an organism and transported in tissue fluids to stimulate specific cells or tissues into action. |
| Superovulation | Marked by the production of more than the normal number of mature eggs at one time. |
| Dam | The female parent. |
| Corpus Luteum | A hormone-secreting structure that develops in an ovary after an ovum has been discharged but degenerates after a few days unless pregnancy has begun. |
| Follicle | The sheath of cells and connective tissue that surrounds the root of a hair. |
| Semen | |
| Sperm Sexing | |
| Protectant | A substance that provides protection against diseases. |
| Ejaculation | the discharge of semen from the reproductive tract of the male. |
| Gonadotropin Releasing Hormone | A hormone that causes a female to come into estrus. |
| Recipient Cows | |
| Flow Cytometer | A device that separates the sperm into different tubes according to the amount of light given off. |
| Conception | The beginning of gestation; when a sperm fertilizes an ovum. |