AIPMT MAIN2008Zoology-Microbiology
AIPMT MAIN 2008 Zoology Archaebacteria MCQ Question
Type: MCQ-conceptual-Medium
Thermococcus, Methanococcus and Methanobacterium exemplify
A
Archaebacteria whose DNA is negatively supercoiled
B
Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
C
Archaebacteria having -ve supercoiled DNA but histones are chemically different in composition from eukaryotes
D
Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
Correct Answer
Option C
Detailed Explanation
Archaebacteria have -ve supercoiled DNA but histones are chemically different in composition from eukaryotes.
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