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 Form 1 Biology cell physiology questions and answers

A freshly obtained dandelion stem measuring 5cm long was split lengthwise to obtain two similar pieces. The pieces were placed in solutions of different concentrations in petri dishes (L1 and L2) for 20 minutes. The appearance after 20 minutes is as shown
figphysiology1862021509.JPG
(a) Account for the appearance of the pieces in solution L1 and L2
(b) State the significance of the biological process involved in the experiment.

 (6m 30s)
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