EASY
Earn 100

The full name of GMO is Genetics modified organism.

50% studentsanswered this correctly

Important Questions on Biotechnology

EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Suppose DNA samples collected for DNA fingerprinting analysis are less than the required quantity. Which of the following techniques is helpful to make the samples sufficient for above analysis?
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Spooling is:
MEDIUM
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Select the correct steps involved in amplification of gene
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Sequence of strategies involved for the isolation of gene of interest from a plant cell during the process of rDNA technology
A) Dissolution of biological membranes
B) Enzymatic digestion of cell wall
C) Precipitation of DNA
D) Removal of DNA by spooling
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
The DNA fragments separated on an agarose gel can be visualised after staining with:
MEDIUM
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting

Assertion (A): The fragments of DNA generated by the action of restriction endonucleases are separated by polyacrylamide gel electrophoresis.

Reason (R)： The separated DNA fragments are visualised as bright orange coloured bands after staining with Ethidium Bromide followed by exposure to UV - radiation.

Which of the following is true?

EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
In a mixture, DNA fragments are separated by:
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Elution means:
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
What is the following is correct for the movement of DNA fragments on agarose gel during gel electrophoresis?
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
DNA's precipitation out of a mixture of biomolecules can be achieved by treatment with:
MEDIUM
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
The core techniques enabled modern biotechnology
A) Change the phenotype of host-organism by genetic engineering
B) Chemical engineering process of vaccine production by tissue culture
C) Manufacture of specific products from eukaryotic cells in bioreactors
D) Altering the chemistry of genetic material by tissue culture
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Which ONE of the following is NOT essential for Polymerase Chain Reaction (PCR)?
MEDIUM
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting

Which one among the following primer pairs would amplify the fragment of DNA given below?

5'-CTAGTCGTCGAT-N300-GACTGAGCTGAGCTG-3'

3'·GATCAGCAGCTA-(N)300-CTGACTCGACTCGAC-5'

EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting

Identify the labels M and N in the following Agarose gel electrophoresis representation.

Question Image

EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
In which of the following steps in DNA fingerprinting technique are labelled VNTR probes used?
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Which ONE of the following combinations of molecular masses of polypeptides are obtained from a purified human IgM when gel electrophoresis (SDS-PAGE) under reducing conditions?
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
In a crime investigation, the investigating officer collects different biological samples from the crime spot for DNA Finger-Printing Analysis. Which of the following samples is not helpful in the analysis?
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
In gel electrophoresis, separated DNA fragments can be visualized with the help of
MEDIUM
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
If the initial number of templets DNA molecules in a PCR reaction is 1000, the number of product DNA molecules at the end of 20 cycles will be closest to
EASY
Biology>Applied Biology>Biotechnology>Introduction to Genetic Engineering and DNA Fingerprinting
Which of the following is not required for any of the techniques of DNA fingerprinting available at present?