Answers

2016-04-26T14:58:31+05:30
1)vacuole is the organelle which provides rigidity and turgity to the plant cell.2)    the two substances present in vacuole are water . enzyme and small molecules.3)A contractile vacuole (CV) is a sub-cellular structure (organelle) involved in osmoregulation. It is found predominantly in protists and in unicellular algae. It was previously known as pulsatile or pulsating vacuole.
0