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Meiosis
| Term | Definition |
|---|---|
| Meiosis | Type Of Nuclear Division That Divides A Diploid Cell (2n) Into Haploid Cells (n). |
| Gene | Segment Of DNA On The Chromosome. (Controls Protein Production) |
| Homologous Chromosome | Chromosome Pairs Of Approximately The Same Length, Centromere Position, And Staining Pattern, With Genes For The Same Characteristics . - One's Inherited From The Organism's Mother; The Other From The Organism's Father . |
| Sister Chromatids | A Single Chromosome That Is Replicated Into Two Copies Of Itself. |
| Gamete | Reproductive Cells / Sex Cells. (EXP: Sperm && Eggs) |
| Somatic Cell | Body Cells, Produced Through Mitosis |
| Diploid | A Cell Or Nucleus Containing Two Complete Sets Of Chromosomes, One From Each Parent. |
| Haploid | A Cell Or Nucleus Containing A Single Set Of Unpaired Chromosomes. |
| Tetrad | A Group Of Four Closely Associated Chromatids Of A Homologous Pair Formed By Synapsis. (Metaphase 1) |
| Chiasmata | Point That Paired Chromosomes Remain In Contact During Metaphase 1, And Crossing Over Occurs |
| Recombination | The Exchanges Of Genes Between Chromosomes, Resulting In A Different Genetic Combination And Ultimately To The Formation Of Unique Gametes With Chromosomes That Are Different From Those In Parents. |