A-LevelBiologyControl and coordinationOct/Nov 2024Paper 4 Q411 Marks
The leaves of Mimosa pudica plants are made of a number of structures known as pinnae. The pinnae fold when the leaf is touched. This closes the leaf. Fig. 4.1 shows an open leaf of M. pudica before it is touched. Fig. 4.2 shows the same leaf that has closed after being touched. [Figure 4.1] [Figure 4.2]
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