What is true for pili and flagella-like structures of bacteria?
Correct answer: C. Both are composed of proteins
- A. Both are same in size
- B. Both help in movement
- C. Both are composed of proteins
- D. All of the above options are correct
Explanation
Option A: This is not the correct option because pili are smaller than flagella.Option B: Flagella help in locomotion while pili are used in conjugation therefore this is not the correct option.Option C: This is the correct option. Flagella are made up of a protein called flagellin whereas pili are made of a protein called pilin.Option D: Option A and B are incorrect therefore this cannot be the correct option.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
About Kingdom Prokaryotae
Kingdom Prokaryotae includes bacteria and cyanobacteria, organisms with no membrane-bound nucleus or membrane-bound organelles. It covers their cell wall, capsule, flagella, plasmids, forms of nutrition, binary fission, useful and harmful roles, and the differences between prokaryotic cells and eukaryotic cells.
Practise Biodiversity and Variety of Life
3,130 free Biodiversity and Variety of Life MCQs from Biology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Biology questions like this
Biology is on 8 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Kingdom Prokaryotae questions
Microbiologists place bacteria in the following major catogories:
Which of the following is basic function of bacterial slime and capsule?
Flagella are basically composed of a:
What is the structure in prokaryotic cells that often holds antibiotic resistance genes?
Which of the following is true regarding the bacteria?
Which of the following is found in bacterial cells, but not in mature red blood cells?