This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Mesosomes in bacteria are the functional unit for - 
Select and explain. 
A. Lipid storage, B. Protein synthesis, C. Respiratory enzymes, D. None
C: Respiratory enzymes
Answer: C: Respiratory enzymes 
Explanation: Mesosomes (chondroid) 

Mesosomes are formed by invagination of plasma membrane into the cytoplasm.
They are more prominent in gram-positive bacteria.
They are the principal sites of respiratory enzymes in bacteria and are analogous to mitochondria of eukaryotes.
They coordinate nuclear and cytoplasmic division during binary fission.