The nucleus is the brain of a cell, which controls the entire cell. Mitochondria is the power house of cell because it is the site for formation and storage of energy in the form of ATP. The chloroplast is the kitchen of the cell which contains chlorophyll pigment- helps in photosynthesis. The lysosome is otherwise known as a suicidal bag. This is because of the presence of several hydrolytic enzymes which helps in the lysis of unwanted substances entering the cell and on high pH it can digest its own cell. Thus, the correct answer is option D.
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