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Biology Words
| Term | Definition |
|---|---|
| 1. Somatic Cell | Body Cells ( Mitosis) |
| 2. Giametes | Sex Cells ( Sperm And Egg) (Meiosis) |
| 3. Haploid (N) | Half the number of chromosomes in an organism |
| 4. Diploid (NN) | Meiosis) contains the full number of chromosomes 2N=46 |
| 5. Homolgonous Chromosome | Meiosis) N=23 Pairs) a pair of chromosomes having the same gene sequence , each derived from one parent cell |
| 6. Daughter Chromosomes | Genetic identical to each other and to the parent cell |
| 7. Chromosomes | Highly com packed that coils loops and condenses (dividing cells) |
| 8. Histone | Proteins that DNA tightly coils around to form chromosomes |
| 9. Chromatin | tangled mask of DNA threads ( Non-dividing cell) |
| 10. Sister Chromatid | two strands joined together by a single centromere |
| 11. Centromere | region where the system chromatid attach |
| 12. Non-Sister Chromatid ( Meiosis) | Exchange genetic material during meiosis |
| 13. Sex Chromosomes | chromosomes that determine gender * xy-male * xx-female |
| 14. Autosomes | pairs of chromosomes that do not include the pairs chromosomes |
| 15. Tetro | Side by side Chromosomes 4 |
| 16. Dyad | one pair of chromosomes |
| 17. syapid | pairing og homolgonous chromosomes |
| 18. Crossing Over | Exchange of DNA |
| 19. Centrioles | Shape organelles that functions as spindle fibers correlation ( found in animal but not in plants, but plants can produce spindle fibers ) |
| 20. Spindle Fibers | Network of filaments involved in moving chromosomes |
| 20a. Polar Fibers | Extends from centrioles to centroiles |
| 20b. Kinetic | Chore |