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Bio 114 Exam 3
Chapters 12-16
| Term | Definition |
|---|---|
| sister chromatids | DNA replication produces two identical DNA molecules, called ________, which separate during mitosis. |
| centromere | After chromosomes condense, the ______ is the region where the identical DNA molecules are most tightly attached to each other. |
| kinetochore | During mitosis, microtubules attach to chromosomes at the _______. |
| interphase | In dividing cells, most of the cell's growth occurs during _____. |
| mitotic spindle | The ______ is a cell structure consisting of microtubules, which forms during early mitosis and plays a role in cell division. |
| chromatin | During interphase, most of the nucleus is filled with a complex of DNA and protein in a dispersed form called ______. |
| cytokinesis | In most eukaryotes, division of the nucleus is followed by _______, when the rest of the cell divides. |
| centrosomes | The _______ are the organizing centers for microtubules involved in separating chromosomes during mitosis. |
| S, G2, Beginning of M | the sister chromatids are present in which phases? |
| M | the DNA is condensed in which phase (G1, S, G2, or M) |