When using this instrument, why did it have to be washed each time?

Which cell type (1-4) has the slowest rate of mitosis?

In this procedure,  what was dropped on to the slide in A?

Name the instrument shown here.

A hectogram is ____ grams.

Name the phase of the cell cycle (be specific).

Each of these artificial cells contained 20% sucrose at the beginning of the experiment. They were placed in either water or a sucrose solution for 75 minutes. Which artificial cell was placed in the most hypertonic solution?

1.2. Choose whether the following statements are true or false:  

1.2.2 Slave Trade across the Atlantic began in the 17th century?  (2)

4.1.1 In a paragraph of 6-8 lines describe what life was like for slaves living on plantations. (10)