Class 11 NEET Biology Biological Classification Questions Part 1

Question : 2 of 100

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Thermococcus, Methanococcus and Methanobacterium exemplify

(2008)

bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
bacteria that contain a cytoskeleton and ribosomes
archaebacteria that contain protein homologous to eukaryotic core histones
archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled.

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