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Thermococcus, Methanococcus and Methanob...

Thermococcus, Methanococcus and Methanobacterium exemplify:

A

Bacteria that contain a cytoskeleton and ribosomes

B

Archaebacteria that contain protein homologous to eukaryotic core histones

C

Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled

D

Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria

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The correct Answer is:
C
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AAKASH INSTITUTE-BIOLOGICAL CLASSIFICATION-Assignment (Section - C) (Previous Years Questions)
  1. Which one is the wrong pairing for the disease and its causal organism

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  2. Which of the following is a symbiotic nitrogen fixer ?

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  3. Thermococcus, Methanococcus and Methanobacterium exemplify:

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  4. Cellulose is the major component of cell walls of

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  5. In the light of recent classification of living organisms into three d...

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  6. Bacterial leaf blight of Rice is caused by

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  7. Biological organisation starts with

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  8. Which of the following is a slime mould

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  9. Which one of the following statements about mycoplasma is wrong

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  10. Which pair of the following belongs to basidiomycetes

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  11. Ergot of rye is caused by a species of

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  12. The thalloid body of a slime mould (Myxomycetes) is known as

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  13. The bacterium (Clostridium botulinum) that causes botulism is

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  14. Which of the following environment conditions are essential for optimu...

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  15. Curing of tea leaves is brought about by the activity of

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  16. What is common about Trypanosoma, Noctiluca Monocystis and Giardia

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  17. Barophillic prokaryotes

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  18. Auxospores and hormocysts are formed respectively by

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  19. all of the following statements concerning the actinomycetous filament...

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  20. Which unicellular organism has a macronucleus for trophic function and...

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