A device that bombards a callus with DNA coated microscopic metal particles is
1.DNA gun
2.DNA shooter
3.Particle gun
4.All of these
Posted Date:-2021-09-09 04:09:36
A genomic library is a collection of
1.Bacterial clones
2.Bacteriophage clones
3.Viral clones
4.Both a and b
Posted Date:-2021-09-09 04:09:36
A single stranded nucleotide sequence that will hybridize into a certain piece of DNA is
1.Primer
2.Probe
3.Genome
4.Both a & b
Posted Date:-2021-09-09 04:09:36
A sugarcane cell has _________ chromosomes.
1.20
2.32
3.40
4.80
Posted Date:-2021-09-09 04:09:36
A weed engineered to produce a biodegradable plastic in cell granules is
1.Mouse-cat cress
2.Mouse weed
3.Mouse-eared cress
4.None of these
Posted Date:-2021-09-09 04:09:36
All populations within an ecosystem interconnected to one another are known as
1.Species
2.Family
3.Community
4.Biomes
Posted Date:-2021-09-09 04:09:36
An antibody made by soybeans can be used to treat
1.Herpes zoster
2.Sickle cell anemia
3.Measles
4.Genital berpes
Posted Date:-2021-09-09 04:09:36
Cell suspension cultures of
1.Cinchona produces quinine
2.Digitalis lanata produce digitoxin
3.Both a and b
4.None of these
Posted Date:-2021-09-09 04:09:36
Centromere represents
1.Primary constriction
2.Secondary constriction
3.Tertiary constriction
4.Quaternary constriction
Posted Date:-2021-09-09 04:09:36
Chimaeric DNA is also known as
1.Recombinant DNA
2.Complementary DNA
3.Vector
4.Plasmid
Posted Date:-2021-09-09 04:09:36
Coconut milk contains the plant hormone
1.Auxins
2.Cytokinins
3.Gibberallins
4.All of these
Posted Date:-2021-09-09 04:09:36
Commonly used restriction enzyme is
1.pSC 101
2.pBR 322
3.EcoRI
4.All of these
Posted Date:-2021-09-09 04:09:36
Cumulus cells are those that
1.Remain with follicular cells after ovulation occurs
2.Form corpus luteum
3.Form lining of the ovary
4.Cling to the egg after ovulation occurs
Posted Date:-2021-09-09 04:09:36
DNA analysis is done to
1.Diagnose viral infections
2.Identify criminals
3.Determine evolution
4.All of these
Posted Date:-2021-09-09 04:09:36
First restriction enzyme was isolated by
1.Kary Mullis
2.Hamilton O. Smith
3.Maxam Gilbert
4.Hamilton John
Posted Date:-2021-09-09 04:09:36
For biotechnology products which is the preferable vehicle
1.Urine
2.Milk
3.Sweet
4.Hairs
Posted Date:-2021-09-09 04:09:36
Full set of genes of an individual is called
1.Genotype
2.Genomic library
3.Genome pool
4.Genome
Posted Date:-2021-09-09 04:09:36
Human genome is ______ times larger than any other genome sequenced so far
1.45
2.35
3.25
4.15
Posted Date:-2021-09-09 04:09:36
In cystic fibrosis patient lacks a gene for the transmembrane carrier of the
1.Magnesium ion
2.Calcium ion
3.Cholesterol
4.Chloride ion
Posted Date:-2021-09-09 04:09:36
In sickle cell Hb, which chain is affected?
1.Alpha chain
2.Beta Chain
3.Both of these
4.None of these
Posted Date:-2021-09-09 04:09:36
In vortex method of transgenic animals gene is inserted
1.By hand
2.Into egg
3.Both by hands and into eggs
4.Is not applicable
Posted Date:-2021-09-09 04:09:36
Lambda phage is
1.Virus
2.Bacterium
3.Plasmid
4.Host cell
Posted Date:-2021-09-09 04:09:36
Major regional ecological community of plants and animals forms
1.Biosphere
2.Biomass
3.Biomes
4.Bioecosystem
Posted Date:-2021-09-09 04:09:36
Natural extrachromosomal circular DNA molecules earrying genes for antibiotic resistance and fertility
1.Recombinant DNA
2.Chimaeric DNA
3.Lambda phage
4.Plasmids
Posted Date:-2021-09-09 04:09:36
Organisms that have had a foreign gene inserted into them are
1.Transformed organisms
2.Transgenic organisms
3.Transfigured organisms
4.Recombinant organisms
Posted Date:-2021-09-09 04:09:36
Plants are totipotent because
1.Each cell has full genetic potential of the organism
2.A single cell could become a complete plant
3.Both a and b
4.Because they have lesser potential for tissue culturing
Posted Date:-2021-09-09 04:09:36
Plasmid do not carry gene for
1.Antibiotic resistance
2.Fertility
3.Growth
4.Both b and c
Posted Date:-2021-09-09 04:09:36
Protoplasts are plant cells from which
1.Cell walls are removed
2.Nucleus is removed
3.New organelles are added
4.Vacuoles are taken out
Posted Date:-2021-09-09 04:09:36
Recombinant DNA contains DNA from
1.2 different sources
2.3 different sources
3.2 same sources
4.3 same sources
Posted Date:-2021-09-09 04:09:36
Salt tolerant plants are
1.Cadabidopsis
2.Nemodopsis
3.Saltdopsis
4.Arabidopsis
Posted Date:-2021-09-09 04:09:36
Some transgenic bacteria produce a dipeptide sweetener called
1.Ultrasweet
2.Disweet
3.Monosweet
4.Neutrasweet
Posted Date:-2021-09-09 04:09:36
Study of relationship of organisms to their environment is
1.Ecology
2.Palaentology
3.Geology
4.None of these
Posted Date:-2021-09-09 04:09:36
Taq polymerase is extracted from a bacterium
1.Floral aquaticus
2.Taq aquaticus
3.Thermus floral
4.Thermus aquaticus
Posted Date:-2021-09-09 04:09:36
The actual location or place where an organism lives is
1.Environment
2.Biosphere
3.Biomass
4.Habitat
Posted Date:-2021-09-09 04:09:36
The enzyme which seals the foreign DNA into the vector is
1.Restriction endonuclease
2.DNA polymerase
3.DNA ligase
4.DNA mutase
Posted Date:-2021-09-09 04:09:36
The role a species plays in a community including behavior and influence is
1.Nichon
2.Niche
3.Autecology
4.Profession
Posted Date:-2021-09-09 04:09:36
Tissue culture does not involve
1.Growth of tissue in artificial medium
2.Asexual reproduction
3.Use of meristem
4.Use of generative nucleus in pollen culture
Posted Date:-2021-09-09 04:09:36
Transgenic bacteria are produced in large vats called
1.Transducer
2.Biomultiplier
3.Bioreactor
4.Culture media
Posted Date:-2021-09-09 04:09:36
Transgenic plants are produced when foreign genes are introduced into
1.Mature plant embryo
2.Immature plant embryo
3.Roots
4.Leaves
Posted Date:-2021-09-09 04:09:36
Two methods for gene therapy are
1.In-vivo and ex-vitro
2.Ex-vivo and in-vivo
3.Both of these
4.None of these
Posted Date:-2021-09-09 04:09:36
Which of the following is correct about SCID?
1.Common in children as well as in adults
2.It is an immune disorder
3.Is due to deficiency of adenosine diaminase
4.Both b and c
Posted Date:-2021-09-09 04:09:36
Which of these is a true statement?
1.Both plasmids and viruses can serve as vectors.
2.Plasmids can carry recombinant DNA but viruses cannot
3.Vectors carry only the foreign gene into the host cell.
4.Only gene therapy uses vector.
Posted Date:-2021-09-09 04:09:36
Which of these is incorrectly matched?
1.Protoplast-plant cell engineering
2.RFLPs-DNA fingerprinting
3.DNA polymerase-PCR
4.DNA ligase-Mapping human chromosome
Posted Date:-2021-09-09 04:09:36
Which of these would you not expect to be a biotechnology product?
1.Vaccine
2.DNA probes
3.Proteins
4.Steroid hormones
Posted Date:-2021-09-09 04:09:36
Which one has antibiotic resistance gene for tetracycline and ampicillin?
1.pSC 101
2.pBR 322
3.pCR 322
4.None of these
Posted Date:-2021-09-09 04:09:36
Which statement is not true about PCR?
1.Developed by Kary Mullis
2.Take its name from DNA polymerase
3.Is not very specific
4.Taq polymerase is used
Posted Date:-2021-09-09 04:09:36
Wich of the following cal kill mice if injected separately?
1.Live R type pneumococcus
2.Heat killed R type pneumococcus
3.Live S type pneumococcus
4.Heat killed S type pneumococcus
Posted Date:-2021-09-09 04:09:36
X-Ray diffraction pattern of DNA was prepared by
1.Rosalind Franklin
2.Maurice Wilkins
3.Watson
4.Crick
Posted Date:-2021-09-09 04:09:36