Assertion : “ DNA finger printing” has become a powerful tool to establish paternity and

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5.Molecular Basis of Inheritance

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Assertion : “ $DNA$ finger printing” has become a powerful tool to establish paternity and identity of criminals in rape and assault cases.

Reason : Trace evidences such as hairs, saliva and dried semen are adequate for $DNA$ analysis.

If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.

If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.

If the Assertion is correct but Reason is incorrect.

If both the Assertion and Reason are incorrect.

(AIIMS-2010)

Solution

$DNA$ finger printing has become a powerful tool due to its ability in tracing evidences of crime and to establish the paternity. These evidences can be collected from hairs, semen and saliva.

Standard 12

Biology

Definitions/Explanation : Probe & $VNTR$

easy

$A$ : In $DNA$ fingerprinting, hybridization is done with molecular probe.
$R$ : Molecular probe is small $DNA$ segment synthesized in laboratory with known sequence that recognise complementary sequence in $RNA$

medium

$DNA$ polymorphism forms the basis of :

medium

(NEET-2022)

Arrange the various steps of $DNA$ fingerprinting technique in the correct order

$(I)$ Separation of $DNA$ fragment by electrophoresis.

$(II)$ Digestion of $DNA$ by restriction endonucleases.

$(III)$ Hybridization using labeled $VNTR$ probe

$(IV)$ Isolation of $DNA$.

$(V)$ Detection of hybridized $DNA$ fragments by autoradiography.

$(VI)$ Transferring of separated $DNA$ fragment to synthetic membranes.

hard

The commonly used $DNA$ fingerprinting technique in forensic studies is simply a method involving

medium

Assertion : “ $DNA$ finger printing” has become a powerful tool to establish paternity and identity of criminals in rape and assault cases. Reason : Trace evidences such as hairs, saliva and dried semen are adequate for $DNA$ analysis.

Solution

Similar Questions

Definitions/Explanation : Probe & $VNTR$

$A$ : In $DNA$ fingerprinting, hybridization is done with molecular probe. $R$ : Molecular probe is small $DNA$ segment synthesized in laboratory with known sequence that recognise complementary sequence in $RNA$

$DNA$ polymorphism forms the basis of :

The commonly used $DNA$ fingerprinting technique in forensic studies is simply a method involving

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Assertion : “ $DNA$ finger printing” has become a powerful tool to establish paternity and identity of criminals in rape and assault cases.

Reason : Trace evidences such as hairs, saliva and dried semen are adequate for $DNA$ analysis.

$A$ : In $DNA$ fingerprinting, hybridization is done with molecular probe.
$R$ : Molecular probe is small $DNA$ segment synthesized in laboratory with known sequence that recognise complementary sequence in $RNA$