Biotechnology Quiz | MCQ | Biotech Test Quiz #mcq.CETJOB
1 >>The use or alteration of cells or biochemicals to provide a useful product describes ?- (A) recombinant DNA technology.
- (B) transgenic technology.
- (C) biotechnology.
- (D) gene targeting.
- (A) recombinant DNA technology
- (B) transgenic technology
- (C) biotechnology
- (D) gene targeting
3 >>Manufacturing recombinant DNA molecules involves cutting a gene from its normal location, inserting it into a circular piece of DNA from a bacterial cell, and then transferring the circle of DNA to cells of another species. Which of the tools below is used to cut the gene from its normal location? ?
- (A) restriction enzyme
- (B) plasmid
- (C) bacteriophage
- (D) vector
- (A) restriction enzyme
- (B) plasmid
- (C) bacteriophage
- (D) vector
5 >>Which gene transfer technique involves a tiny needle which is used to inject DNA into a cell lacking that DNA sequence? ?
- (A) electroporation
- (B) liposome transfer
- (C) microinjection
- (D) particle bombardment
- (A) transgenic technology
- (B) gene targeting
- (C) knockout technology
- (D) recombinant DNA technology
- (A) transversion.
- (B) transition.
- (C) transgenic.
- (D) transformant.
- (A) hemophilia.
- (B) dwarfism.
- (C) heart attack.
- (D) diabetes.
- (A) protein.
- (B) amino acid.
- (C) DNA.
- (D) RNA.
- (A) it contains aggression genes.
- (B) it contains multiple copies of a human gene.
- (C) it contains an activated human gene.
- (D) none of the above
11 >>The first patent for a transgenic organism was awarded in 1988. Which organism was patented? ?
- (A) a yeast used in industrial processes
- (B) a bacterium able to metabolize components of crude oil
- (C) a mouse that manufactures human protein in its milk
- (D) life forms cannot be patented
- (A) form ""blunt"" ends when cut by restriction enzymes.
- (B) reflect the same sequence on two sides.
- (C) are not useful in recombinant DNA experiments.
- (D) all of the above.
- (A) codons for a mature mRNA.
- (B) sequences corresponding to introns.
- (C) sequences corresponding to promoters.
- (D) both b and c.
- (A) hemoglobin - rabbit
- (B) human growth hormone - rat
- (C) lactoferrin - cows
- (D) alpha-1-antitrypsin - sheep
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15 >>Swapping an inactivated allele for a gene of interest produces a ____ mouse while replacing a gene with another that has an altered function creates a ____ mouse. ?
- (A) knockout, knockout
- (B) knockout, gene targeted
- (C) knockout, knockin
- (D) gene targeted, knockin
- (A) sperm cell.
- (B) egg cell.
- (C) fertilized ovum.
- (D) early embryonic cell.
- (A) TRUE
- (B) false, proteins cannot be produced in milk
- (C) false, proteins cannot be produced in semen
- (D) false, animals are not used for protein production
- (A) DNA probes
- (B) Homologous recombinants
- (C) Genomic libraries
- (D) Knockout organisms
- (A) 1950's
- (B) 1960's
- (C) 1970's
- (D) 1980's
20 >>____ are used to select genes of interest from a genomic library. ?
- (A) Restriction enzymes
- (B) Cloning vectors
- (C) DNA probes
- (D) Gene targets