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Standard X
Biology
DNA Fingerprinting
Question

DNA fingerprinting refers to __________.
  1. Analysis of DNA samples using imprinting devices
  2. Techniques used for molecular analysis of different specimens of DNA
  3. Techniques used for identification of fingerprints of individuals
  4. Molecular analysis of profiles of DNA samples

A
Techniques used for molecular analysis of different specimens of DNA
B
Analysis of DNA samples using imprinting devices
C
Techniques used for identification of fingerprints of individuals
D
Molecular analysis of profiles of DNA samples
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Solution
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DNA fingerprinting is a technique used to compare individuals by molecular genotyping. DNA isolated from a biological specimen is digested and fractionated. Southern hybridization with a radiolabeled repetitive DNA provides an autoradiographic pattern unique to the individual.
Thus, option D is correct.

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Q1
In DNA fingerprinting, analysis is made of ________.

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Q2
Below is a DNA fingerprint for a criminal case made using RFLP analysis. From left to right the wells represent a standard, evidence from crime scene using DNA evidence from two different parts of the genome from John Smiths blood and two similar parts of the genome from Jane Jones blood.
CSi represents the DNA taken from the crime scene at two locations.
The Std. (standard) lane is used for distance length references.
What does this RFLP analysis indicate?
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Q3

Q64) Recently the HUMAN DNA PROFILING BILL was in news. Which of the following statements are true with respect to the same?

1.DNA Profiling is a technology that can be used to identify individuals.

2.The bill enables DNA data to become admissible as evidence in judicial

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3. Bill legalizes collection and analysis of the DNA samples of all citizens of India.


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Q4
The technique used to increase the amount of DNA available for analysis is
I. Cloning a plasmid
II. Gel electrophoresis
III. PCR
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Q5
Which of the following cannot be used as a source for DNA fingerprinting?
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