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CAIE A-Level Biology AS 5.2.4 Mitosis Image Interpretation Questions

Interpret mitosis images to identify stages and chromosome behaviour, using each question and mark scheme as evidence.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • Interpret images of mitosis to identify stages and chromosome behaviour.

CAIE A-Level Biology AS 5.2.4 Mitosis Image Interpretation Questions question 1

[Maximum number: 1]

The root apical meristem is a region of undifferentiated cells in the root tips of plants. Mitosis occurs in this region.

Fig. 1.1 is an image of the root tip of Allium as observed using a microscope with a low-power objective lens.

Fig. 1.1

Fig. 1.1

State which region, B, C, or D, should be chosen in order to observe the highest proportion of cells in stages of mitosis.

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