Multiple choice

Which of the following are the properties of bacteria?

  1. Bacteria have closed circle of double-stranded DNA.
  2. Bacteria have single chromosome without associated histones.
  3. Presence of mitosis
  4. Bacterial ribosomes have a sedimentation rate of 70S.
  5. Bacterial flagellin is "9 + 2" type.

  1. 1, 4 and 5

  2. 1, 2 and 4

  3. 2, 3 and 4

  4. 2, 3 and 5

  5. 3, 4 and 5

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Correct answer: 1. Bacteria have closed circle of double-stranded DNA. 2. Bacteria have single chromosome without associated histones. 4. Bacterial ribosomes have a sedimentation rate of 70S.