A) cell membrane structure
B) mode of nutrition
C) cell shape
D) mode of reproduction
Correct Answer: A
Solution :
[a] Archeabacteria different from eubacteria in that eubacteria have cell membrane composed mainly of glycerol-ester lipids, while archaebacteria have membrane made up of glycerol-ether lipid. Ether lipids are chemically more resistant then ester lipids. This stability help archaebacteria survive at high temperture and in very acidic or alkaline environment.
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