NTA Abhyas NEET2020BotanyCell - The Unit of LifePractice
Which of the following cellular organelles is/are bound by a single membrane? Peroxisomes, Lysosomes, Mitochondria
Options
- AOnly peroxisomes but not lysosomes and mitochondria
- BBoth peroxisomes and lysosomes but not mitochondria
- CAll of the three organelles
- DNone of the three organelles
Correct answer
B. Both peroxisomes and lysosomes but not mitochondria
Step-by-step solution
The lysosomes are bound by a single unit membrane of 75 A ∘ . The peroxisomes are also surrounded by a single unit membrane of about 60 A ∘ thickness. The mitochondria are surrounded by a double-layered membrane.