Question

Appendages in bacteria, which help in their attachment to a surface are

• A. Fimbrae
• B. Flagella
• C. Cilia
• D. Mesomes

Answer 1

The correct option is A Fimbrae

Fimbrae is a microscopic thread like structure present in the Gram-negative and some Gram-positive bacteria. It is an appendage which is used by the bacteria to adhere to one another and to adhere to animal cells and some inanimate objects.

Flagella is a whip-like projection that allows a cell to move.

Cilia are slender protuberances that extend from the surface of nearly all mammalian cells which helps in activities like keep the airways clear of mucus and dirt and propelling the sperm.

Mesosomes are inner folding of the plasma membrane which increases the surface area.

So, the correct answer is 'Fimbrae'.