Which one of following palindromic base sequences in DNA can be easily cut at about middle by some p

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9.Biotechnology Principals and Process

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Which one of the following palindromic base sequences in $DNA$ can be easily cut at about the middle by some particular restriction enzyme?

$5'.............CGTTCG.............3'$
$3'.............ATGGTA.............5'$

$5'.............GATATG.............3'$
$3'.............CTACTA.............5'$

$5'.............GAATTC.............3'$
$3'.............CTTAAG.............5'$

$5'.............CACGTA.............3'$
$3'.............CTCAGT.............5$

(AIIMS-2016)

Solution

Palindromic sequences in $DNA$ molecule are group of bases that forms the same sequence when read in both forward and backward direction. In the given question, only option $(c)$ represent a palindromic sequence.

Standard 12

Biology

The ability to multiply copies of antibioticresistance gene in $E$ coli is called…..

medium

Describe the role of $CaCl_2$ in the preparation of competent cells.

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What does ‘competent’ refer to in competent cells used in transformation experiments ?

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Two enzymes responsible for restricting the growth of bacteriophages in $E .$ coli were isolated. One was methylase and other was restriction endonuclease. What is the significance of methylase?

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$A$ : During gel electrophoresis, the $DNA$ fragments move towards the anode.

$R$ : $DNA$ fragments are negatively charged molecules.

medium

Which one of the following palindromic base sequences in $DNA$ can be easily cut at about the middle by some particular restriction enzyme?

Solution

Similar Questions

The ability to multiply copies of antibioticresistance gene in $E$ coli is called…..

Describe the role of $CaCl_2$ in the preparation of competent cells.

What does ‘competent’ refer to in competent cells used in transformation experiments ?

Two enzymes responsible for restricting the growth of bacteriophages in $E .$ coli were isolated. One was methylase and other was restriction endonuclease. What is the significance of methylase?

$A$ : During gel electrophoresis, the $DNA$ fragments move towards the anode. $R$ : $DNA$ fragments are negatively charged molecules.

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$A$ : During gel electrophoresis, the $DNA$ fragments move towards the anode.

$R$ : $DNA$ fragments are negatively charged molecules.