| Mitosis exercises | ||
| The image on the right shows a group of plant cells at different stages of mitosis. For each labeled cell, identify the stage and the events that are occurring during this stage. |  | |
| Cell 
         | Stage 
        of mitosis | Events 
        that mark this stage. | 
| A |  | |
| B |  | |
| C |  | |
| D |  | |
| DNA material, in the form of chromosomes, inside the nucleus can not, ordinarily, be seen with a light microscope commonly used in the school laboratory. Why are chromosomes visible during the process of mitosis? | ||
| At what stage during mitosis does it appear obvious when looking through a light microscope that the chromosomes have replicated? | ||