Quiz

(a)  Label parts A, B and C on Figure 1.

What is the function of the nucleus in a cell?

Figure 2 represents a cell cycle for a human embryonic cell.

Figure 2

Describe one change in the cell that occurs during each of the stages of the cell cycle.

Stage 1  ____________________________________________________________

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Stage 2  ____________________________________________________________

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Stage 3  ____________________________________________________________

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Describe how the student could use the apparatus to estimate the mean length of onion cells on the slide.