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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]
- a)Archaebacteria that contain protein homologous to eukaryotic core histones
- b)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled
- c)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
- d)Bacteria that contain a cytoskeleton and ribosomes
Correct answer is option 'A'. Can you explain this answer?
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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)A...
Thermococcus, Methanococcus and Methano bacterium exemplify archaebacteria that contain protein homologous to eukaryotic core histones.
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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)A...
Ans shld be b..prokaryotes don't have histone proteins like eukaryotes, archeabacteria may contain plasmids having negatively supercoiled dna as an alternative for storing dna in small region like eukaryotes do with histones..
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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)A...
Archaebacteria with homologous histones
Thermococcus, Methanococcus, and Methanobacterium are examples of Archaebacteria that contain proteins homologous to eukaryotic core histones. This is significant because histones are structural proteins that play a crucial role in packaging DNA into nucleosomes and regulating gene expression.
Importance of homologous histones
The presence of histones in these Archaebacteria suggests a similarity in the way their DNA is organized and regulated compared to eukaryotic cells. The homologous histones help in maintaining the structural integrity of the DNA and contribute to the overall chromatin structure within these organisms.
Evolutionary implications
The presence of histones in these Archaebacteria raises interesting evolutionary questions about the relationships between prokaryotes and eukaryotes. The fact that these bacteria have histones similar to those found in eukaryotes suggests a potential evolutionary link or convergent evolution in the development of chromatin structure and gene regulation mechanisms.
Conclusion
In conclusion, the presence of homologous histones in Thermococcus, Methanococcus, and Methanobacterium highlights their unique genetic and structural characteristics that set them apart from other bacteria. This feature sheds light on the diversity and complexity of microbial life forms and provides insights into the evolutionary relationships between different organisms.
Thermococcus, Methanococcus, and Methanobacterium are examples of Archaebacteria that contain proteins homologous to eukaryotic core histones. This is significant because histones are structural proteins that play a crucial role in packaging DNA into nucleosomes and regulating gene expression.
Importance of homologous histones
The presence of histones in these Archaebacteria suggests a similarity in the way their DNA is organized and regulated compared to eukaryotic cells. The homologous histones help in maintaining the structural integrity of the DNA and contribute to the overall chromatin structure within these organisms.
Evolutionary implications
The presence of histones in these Archaebacteria raises interesting evolutionary questions about the relationships between prokaryotes and eukaryotes. The fact that these bacteria have histones similar to those found in eukaryotes suggests a potential evolutionary link or convergent evolution in the development of chromatin structure and gene regulation mechanisms.
Conclusion
In conclusion, the presence of homologous histones in Thermococcus, Methanococcus, and Methanobacterium highlights their unique genetic and structural characteristics that set them apart from other bacteria. This feature sheds light on the diversity and complexity of microbial life forms and provides insights into the evolutionary relationships between different organisms.
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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer?
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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer?.
Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer?.
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Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer?, a detailed solution for Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer? has been provided alongside types of Thermococcus, Methanococcus and Methanobacterium exemplify: [2008]a)Archaebacteria that contain protein homologous to eukaryotic core histonesb)Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiledc)Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondriad)Bacteria that contain a cytoskeleton and ribosomesCorrect answer is option 'A'. Can you explain this answer? theory, EduRev gives you an
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