Biotechnology Fundamentals
Covers key topics in biotechnology including genetic engineering, enzyme applications, cell fusion techniques, antibiotic production, and industrial microbiology applications.
Questions
What is the fusion product arising out of a fusion between a protoplast containing nucleus and a protoplast without a nucleus called?
- Hybrid
- Cybrid
- Nucleoid
- Monohybrid
- Dihybrid
The enzyme, rennet is used in which of the following processes?
- Bread making
- Fermentation
- Cheese making
- Synthesis of antibiotics
- Synthesis of wine
What is hydrogen uptake gene called?
- Nif
- Ti
- Hup
- NADPH2
- Vir gene
Neurospora used in genetic engineering experiments belongs to which category of fungi?
- Ascomycetes
- Basidiomycetes
- Deuteromycetes
- Phcomycetes
- Zygomycetes
Antibiotic chloramphenicol is isolated from which of the following organisms?
- Eubacteria
- Archebacteria
- Slime molds
- Fungi
- Streptomyces
Which of the following is related to genetic engineering?
- Plastid
- Plasmid
- Mutation
- Hybrid vigour
- Phasmid
In which procedure is dextran used?
- Blood clotting
- Blood preservation
- Bleeding
- Blood transfusion
- Organ transplant
Regarding the advantages of enzyme immobilization, which of the following statements is incorrect?
- Immobilized enzymes can be used in non-aqueous systems as well, which may be highly desirable in some cases.
- Continuous production system can be used, which is not possible with free enzymes.
- Thermo stability of some enzymes may be decreased.
- Recovery of enzyme may also reduce effluent handling problems.
- Enzymes can be used at much higher concentration than free enzyme.
Which of the following enzymes is useful in the manufacturing of detergent?
- Amylase
- Rennet
- Protease
- Lactase
- Cellulase
What is a microbial mutant requiring some growth factor in addition to a minimal medium known as?
- Auxotroph
- Syntroph
- Chemoautotroph
- Autotroph
- Heterotrophs
Second generation vaccines produced by genetic engineering are used to prevent which of the following diseases?
- Polio
- Whooping cough
- Tuberculosis
- Small pox
- Hepatitis B
Beadle and Tautum worked on the genetics of Neurospora, which resulted in the development of branch of genetics called
- genetic engineering
- biochemical genetics
- biotechnology
- eugenics
- dendrochronolgy
Hybridoma is a result of fusion of
- normal antibody producing cell with myeloma
- abnormal antibody producing cell with myeloma
- male reproducing cell with myeloma
- female reproducing cell with myeloma
- liver cell with myeloma