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Cell growth and division
| Term | Definition |
|---|---|
| cell cycle | the cell cycle describes the life of a eukaryotic cell; it is a repeating sequence of cellular growth and division |
| chromatid | a chromosome that has been newly copied or the copy of such a chromosome, the two of them still joined to the original chromosome by a single centromere. |
| centromere | chromatids that are connected at a point |
| diploid | when a cell has two sets of chromosomes |
| haploid | when a cell has one set of chromosomes |
| karyotype | a photo of the chromosome in a dividing cell in which they are organized in relation to size and type |
| sex chromosome | contains information that determine the sex of an individual |
| autosomes | 22 of the 23 pairs of chromosomes that humans have |
| mitosis | the nucleus is divided into 2 nuclei. (PMAT) |
| cytokinesis | when the cytoplasm divides, results in two identical daughter cells.(plants: cell plate forms across the middle of the plant so that a new cell wall can form) |
| interphase | goes on during 90% of a cells life. cell grows, dna is copied, and preparations are made for cell division |