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Ch. 12 Meiosis
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Term | Definition |
---|---|
Alleles | Each part of a gene that codes for a specific trait. |
Sexual Reproduction | Reproductive method in which there are two parents and the offspring receives genes based on the parents' genes. |
Haploid | Having one type of each type of chromosome characteristic of the species. |
Crossing Over | Process in which two chromosomes of a homologous pair exchange equal segment in each other during prophase l. |
Fertilization | Fusion of two gametes to form a zygote. |
Gametes | Mature Reproductive Cells. |
Meiosis | Nuclear division process that halves the chromosome number. Basis of sexual reproduction. |
Zygote | Fertilized egg cell; The first cell of a new individual. |
Germ Cells | Immature cells containing half the amount of chromosomes of a somatic cell and can combine with another one belonging to someone of the other gender to form a gamete. |