The domain Archaea includes all the following groups except the
a. Mycoplasmas.
b. Extreme halophiles.
c. Crenarchaeota.
d. Euryarchaeota.

1 Answer

Answer :

a. Mycoplasmas.

Related questions

Description : The unifying feature of the archaea that distinguishes them from the bacteria is A- habitats which are extreme environments with regard to acidity B- absence of a nuclear membrane temperature ... of a cell wall containing a characteristic outer membrane D- cytoplasmic ribosomes that are 70S

Last Answer : absence of a nuclear membrane temperature

Description : Which classification would include prokaryote cells that live in extreme conditions like hot springs and the Dead sea? a. Bacteria b. Fungi c. Viruses d. Archaea

Last Answer : d. Archaea

Description : In the three domain system of classification, the traditional bacteria are placed in the A- eukarya B- .archaea C- Eubacteria D- none of these

Last Answer : Eubacteria

Description : In the three domain system, fungi would belong to the _____. a. Eukarya b. Bacteria c. plants d. Archaea

Last Answer : a. Eukarya

Description : Which group includes single celled protozoa and algae? a. Bacteria b. Archaea c. Fungi d. Protista

Last Answer : d. Protista

Description : All the following are considered eukaryotes except A- archaea B- fungi C- protozoa D- humans

Last Answer : archaea

Description : All the following are considered eukaryotes except A- archaea B- fungi C- protozoa D-.humans

Last Answer : archaea

Description : Gram-positive bacteria, responsible for food poisoning, is/are A.Mycoplasmas B.Pseudomonas C.Clostridia D.all of these

Last Answer : C.Clostridia

Description : Gram-positive bacteria, responsible for food poisoning, is/ar A.Mycoplasmas B.Pseudomonas C.Clostridia D.all of these

Last Answer : .Clostridia

Description : Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? A- Cyanobacteria B- Mycoplasmas C- .Bdellovibrios D- .Spirochetes

Last Answer : Mycoplasmas

Description : Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? A- Cyanobacteria B- Mycoplasmas C- Bdellovibrios D- Spirochetes

Last Answer : Mycoplasmas

Description : Mycoplasmas are different from the other prokaryotes by A- presence of chitin in cell walls B- presence of murrain in cell walls C- presence of proteins in cell wallsD- bsence of cell wall itself

Last Answer : bsence of cell wall itself

Description : Mycoplasmas, rickettsiae, and chlamydiae are A- .types of fungi B- small bacteria C- species of protozoa D- forms of viruses

Last Answer : small bacteria

Description : Prokaryotes that can withstand very high salt concentrations are called ___ a. Capnophiles b. Barophiles c. Halophiles d. Microaerophiles

Last Answer : c. Halophiles

Description : Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are ... plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum

Last Answer : Ans. ((c))

Description : The bacterium Deinococcus radiodurans has been of interest to molecular biologists because a. it has the smallest known bacterial genome. b. it is a "living fossil" linking the Bacteria and Archaea. c. it has the largest known bacterial genome. d. it is very resistant to radiation damage.

Last Answer : d. it is very resistant to radiation damage.

Description : A characteristic of protein synthesis in both the archaea and eukarya is A.transcription and translation are coupled B.translation is inhibited by diphtheria toxin C.proteins are synthesized from D-, ... L-, isomers of amino acids D.the initiator tRNA is charged with N-formyl- methionine

Last Answer : C.proteins are synthesized from

Description : Which cell type is considered to have the oldest ancestor? A- Archaea B- Bacteria C- Eukarya D-they all share the same ancestor

Last Answer : they all share the same ancestor

Description : Which cell type is considered to have the oldest ancestor? A- Archaea B- Bacteria C- Eukarya D- they all share the same ancestor

Last Answer : they all share the same ancestor

Description : Genetic and biochemical similarities between contemporary cyanobacteria and eukaryoticchloroplasts are accepted to mean that A- .eukaryotes evolved from bacteria B- eukaryotes evolved from archaea C- . ... evolved in eukaryotes D- .cyanobacteria arose from chloroplasts which escaped from plant cells

Last Answer : eukaryotes evolved from archaea

Description : All membranes of free-living organisms have phospholipid bilayers, but exception is A- bacteria B- fungi C- archaea D- protozoa

Last Answer : archaea

Description : The membranes of which domains are chemically the most similar? A- .Archaea and Bacteria B- Bacteria and Eukarya C- .Eukarya and Archaea D- membranes of all three domains are chemically identical

Last Answer : Bacteria and Eukarya

Description : A characteristic of protein synthesis in both the archaea and eukarya is A- transcription and translation are coupled B- translation is inhibited by diphtheria toxin C- .proteins are synthesized from D-, rather than L-, isomers of amino acids D- the initiator tRNA is charged with N-formyl-methionine

Last Answer : .proteins are synthesized from D-, rather than L-, isomers of amino acids

Description : The oldest eukaryotic organisms are considered to be A- diplomonads like Giardia B- archaea C- fungi D- animals

Last Answer : archaea

Description : Which group of microbial agents is eukaryotic? a. Bacteria b. Viruses c. Archaea d. Algae

Last Answer : d. Algae

Description : Which of the following organisms do not have rigid cell wall A Archaea B Chlamydia C Mycoplasma D Rickettsia

Last Answer : D Rickettsia

Description : Microbiology includes which of the following groups of microorganisms? a. bacteria b. fungi c. algae d. protozoa e. all the above

Last Answer : e. all the above

Description : Cell theory includes all of the following except A.all organisms are composed of one or more cells B.the cell is the most primitive form of life C.the cell is the structural unit of life D.cells arise by division of preexisting cells

Last Answer : B.the cell is the most primitive form of life

Description : Cell theory includes all of the following except A- .all organisms are composed of one or more cells B- the cell is the most primitive form of life C- .the cell is the structural unit of life D- cells arise by division of preexisting cells

Last Answer : the cell is the most primitive form of life

Description : How are organismsin the domain eukarya different from those in the donain archaea?

Last Answer : Need answer

Description : (3) Conversion of ammonia to nitrites Explanation: Nitrification is the biological oxidation of ammonia or ammonium to nitrite followed by the oxidation of the nitrite to nitrate. The oxidation of ammonia ... -oxidizing archaea (AOA). Nitrification is an important step in the nitrogen cycle in soil.

Last Answer : Acid rain is caused due to pollution of atmosphere by – (1) oxides of carbon and nitrogen (2) oxides of nitrogen and sulphur (3) oxides of nitrogen and phosphorous (4) None of these

Description : Some hyperthermophilic organisms that grow in highly acidic (pH 2) habitats belong to the two groups (a) eubacteria and archaea (b) cyanobacteria and diatoms (c) protists and mosses (d) liverworts and yeasts.

Last Answer : (a) eubacteria and archaea

Description : Which one of the following statements is true of fungal growth? a. Most fungi grow best at 37 degrees C. b. Most fungi, with the exception of yeasts, are anaerobic. c. Most fungi thrive under mildly acidic conditions. d. Most fungi grow in extreme environments.

Last Answer : c. Most fungi thrive under mildly acidic conditions.

Description : Carl Woese and his colleague are best known for establishing A-the five kingdom system B-the three domain system C-the prokaryote-eukaryote system D-the plant-animal system

Last Answer : the three domain system

Description : Place the classification categories in order from large - small. a. domain, kingdom, phylum, class, order, family, genus, species b. domain, kingdom, phylum, order, family, class, genus, species c. ... , class, phylum, kingdom, domain d. phylum, kingdom, domain, family, class, order, genus, species

Last Answer : a. domain, kingdom, phylum, class, order, family, genus, species

Description : A _____ is a communal association of microbes. a. Domain b. Biofilm c. Division d. Species

Last Answer : b. Biofilm

Description : Clonal selection includes a. Antigen-receptor binding on B cells. b. Antibody secretion recognizing same epitope as on B cell receptors. c. Differentiation of B cells into plasma cells and memory cells. d. All the above (A—C) are correct.

Last Answer : d. All the above (A—C) are correct.

Description : Life cycle includes miracidia and cercaria. a. Schistosoma b. Echinococcus c. Ascaris

Last Answer : c. Ascaris

Description : The microbial ecosystem of soil includes A.biotic components of soil B.abiotic components of soil C.biotic and abiotic components of soil D.none of the above

Last Answer : C.biotic and abiotic components of soil

Description : The microbial ecosystem of soil includes A.biotic components of soil B.abiotic components of soil C.biotic and abiotic components of soil D.none of the above

Last Answer : C.biotic and abiotic components of soil

Description : Group I C. botulinum strains generally includes in A.all types of strains (proteolytic)A, B and F B.all types of strains (non-proteolytic) E and F C.all types of strains (proteolytic)C, D and F D.none of the above

Last Answer : A.all types of strains (proteolytic)A,

Description : What are the economic importances of the mycoplasmas? -Biology

Last Answer : answer:

Description : What are the economic importances of the mycoplasmas? -Biology

Last Answer : answer:

Description : What is the scientific name for halophiles? -Biology

Last Answer : answer:

Description : Where do halophiles live? -Biology

Last Answer : answer:

Description : Match the organisms in Column I with habitats in Column II. 1. Halophiles

Last Answer : Match the organisms in Column I with habitats in Column II. Column I Column II 1. Halophiles (a) Hot springs 2. ... - c, ii - d, iii - b, iv - a

Description : What is true for archaebacteria? (a) All halophiles (b) All photosynthetics (c) All fossils (d) Oldest living beings

Last Answer : (d) Oldest living beings

Description : What is true for archaebacteria? (a) All halophiles (b) All photosynthetics (c) All fossils (d) Oldest living beings

Last Answer : (d) Oldest living beings

Description : The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the (a) methanogens (b) eubacteria (c) halophiles (d) thermoacidophiles.

Last Answer : (a) methanogens

Description : Match the organisms in column-I with habitats in column-II. Column-I Column-II A. Halophiles (i) Hot springs B. Thermoacidophiles (ii) Aquatic environment C. Methanogens (iii)Guts of ruminants D. Cyanobacteria (iv) Salty area Select the correct ... , C-(ii), D-(i) (d) A-(ii), B-(iv), C-(iii), D-(i)

Last Answer : (a) A-(iv), B-(i), C-(iii), D-(ii)