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List 16
Genetics
| Term | Definition |
|---|---|
| Sister chromatids | Identical strands of DNA joined by a centromere |
| Histone | protein that DNA winds itself around so it can fit in the nucleus |
| Diploid or 2N | two sets (i.e. pairs) of chromosomes (e.g. humans =46) |
| haploid or 1N | one set of chromosomes (e.g. humans=23) |
| Meiosis | produces four genetically different cells; division of sex cells (i.e. gametes) |
| Chromosome | a threadlike structure that contains genetic information , two connected will form an X shape. |
| Mitosis | produces two identical daughter cells; only occurs in somatic (i.e. body) cells |
| DNA | molecule that stores genetic information in the nucleus |