A-LevelBiologyCell structure9700/12 · Oct/Nov 2015 · Q41 Mark
Lysosomes have a variety of different shapes and sizes, making them difficult to identify. What describes a lysosome?
Avesicle containing enzymes, enclosed by a double membrane, that is budded off the endoplasmic reticulum
Bvesicle containing hydrolytic enzymes and surrounded by a single membrane, found only in phagocytes
Cvesicle enclosed by a single membrane, containing several different hydrolytic enzymes that may act inside or outside the cell
Dvesicle surrounded by a double membrane, containing enzymes which can hydrolyse damaged organelles in a cell
✓ Correct answer
C: vesicle enclosed by a single membrane, containing several different hydrolytic enzymes that may act inside or outside the cell
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