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(i) they are kidney – shaped to enable them form a pore between them when they become turgid.
(ii) Have chloroplast which carries out photosynthesis thus forming sugar.
(iii) Have large vacuoles which regulate the osmotic pressure of the cell.
(iv) Thicker inner walls & trim outer walls; enables them to bulge outwards when turgid.
chrispohmomanyi answered the question on February 12, 2018 at 08:27
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