Biology 9700 · AS & A Level · Testing for biological molecules

Testing for biological molecules — practice question

Fig. 1.1 shows a photomicrograph of plant cells at different stages of cell division.
(a)[1]

On Fig. 1.1, Draw a circle around a cell that is undergoing anaphase.

(b)[2]

Suggest the advantages of using a light microscope rather than an electron microscope when studying cell division.

(c)[3]

Mitosis helps plants make more cells for growth. Describe three other ways in which mitosis is important in plants.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: The circled cell/stage shown in the micrograph is identified correctly.

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