This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: general microbiology, Subject name: Microbiology
Microorganism adhere to host cell with the help of - 
Select and explain. 
A. Lipoic acid, B. Lectin, C. Fimbriae, D. Capsule
C: Fimbriae
Answer: C: Fimbriae 
Explanation: Some gram negative bacillli carry very fine , hair like surface appendages called fimbriae or pili. They are shoer and thinner than flagella and project from the cell surfaces as straight filaments . Fimbriae function as organ of adhesion helping the cells to adhere firmly to paicles of various kinds . This propey may serve to anchor the bacteria in nutritionally ourable microenvironments. Fimbriated bacteria form surface pellicles in liquid media Ref: Ananthanarayan & panikers textbook of microbiology 9th edition page no 20