Which of the following is not correctly matched for the organism and its cell wall degrading enzyme?
1. Plant cells- cellulose
2. Algae - Methylase
3. Fungi - Chitinase
4. Bacteria - Lysozyme
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDNA fragments generated by the restriction endonucleases in a chemical reaction can be separated by :
1. Polymerase chain reaction
2. Electrophoresis
3. Restriction mapping
4. Centrifugation
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe colonies of recombinant bacteria appear white because of:
1. | Insertional inactivation of alpha-galactosidase in non-recombinant bacteria |
2. | Insertional inactivation of beta-galactosidase in recombinant bacteria |
3. | Inactivation of glycosidase enzyme in recombinant bacteria |
4. | Non-recombinant bacteria containing beta-galactosidase |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe figure below is the diagrammatic representation of the E. coli vector pBR 322. Which one of the given options correctly identifies its certain components (s)?
1. Ori-original restriction enzyme
2. Rop-reduced osmotic pressure
3. Hind III, Eco RI-selectable markers
4. AmpR, tetiR-antibiotic resistance genes
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following is a case of wrong matching?
1. Somatic hybridization- Fusion of two diverse cells
2. Vector DNA- Site for tRNA synthesis
3. Micropropagation- In vitro production of plants in large numbers
4. Callus - Unorganized mass of cells produced in tissue culture
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one is a true statement regarding DNA polymerase used in PCR?
1. It is used to ligate introduces DNA in recipient cells
2. It serves as a selectable marker
3. It is isolated from a virus
4. It remains active at high temperature
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor transformation, microparticles coated with DNA to be bombarded with gene gun are made up of
1. Silver or platinum
2. Platinum or zinc
3. Silicon or platinum
4. Gold or tungsten
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Deletion mutation
2. Start codon at the 5' end
3. Palindromic sequence of base pairs
4. Replication completed
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Coelom
2. Coenzyme
3. Coli
4. Colon
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. tissue culture
2. PCR
3. gel electrophoresis
4. spectrophotometry
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology