Single Choice

Archaebacteria differ from eubacteria in

ACell membrane structure
Correct Answer
BMode of nutrition
CCell shape
DMode of reproduction

Solution

Archaebacteria generally have the same shape, size, nutrition and appearance as bacteria. They multiply by means of binary fission.
However, archaebacteria cell walls do not contain peptidoglycan. They also have different membrane lipid bond as compared to the bacteria and eukarya. Archea membrane lipids have ether bonds whereas bacteria has ester-linked lipids.
Thus, the correct answer is option A.


SIMILAR QUESTIONS

Biological Classification

Read the following statements regarding archaebacteria. I. Their cell wall lacks peptidoglycan. II. They contain membrane bound organelles. III. These have distinct ribosomal RNA sequence. IV. Lipid in cell membrane of archaebacteria have different structure than those in all other organisms. Choose the incorrect option.

Biological Classification

State two economically important uses of : (a) Heterotrophic bacteria (b) Archaebacteria

Biological Classification

Which of the following statements is incorrect regarding the structure of a typical bacterial cell?

Biological Classification

Which of the following are true of archaebacteria? a. Presence of peptidoglycan cell wall b. Extreme halophytes c. Extreme thermophiles d. Methanogen Select the correct answer using the codes given.

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