Arrangement of $DNA$ has the triplet base sequence $AAC\ GAC\ AGC\ GGC\ ACA\ AAA$. Due to mutation, the first base only got deleted. Then the likely effect of this on the coding of the $DNA$ segment is that
AIIMS 1980, Medium
Download our app for free and get startedPlay store
b
(b) On the deletion of first base of triplat, the polypeptide will have one amino acid less in the $DNA$ segment because each triplet representing one amino acid of a polypeptide.
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    Exon part of $m-RNAs$ has code for
    View Solution
  • 2
    $RNA$ which carry amino acid from the cytoplasm to the ribosome is
    View Solution
  • 3
    Variable number of tandem repeats $(VNTRs)$ in the $DNA$ molecule are highly useful in
    View Solution
  • 4
    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.

    View Solution
  • 5
    Which of following is not salient feature of human genome ?
    View Solution
  • 6
    Operon is a
    View Solution
  • 7
    If the distance between two consecutive base pairs is $0.34\, nm$ and the total number of base pairs of a $DNA$ double helix in a typical mammalian cell is $6.6 \times 10^{9}$ $bp,$ then the length of the $DNA$ is approximately 
    View Solution
  • 8
    Which of the following is a nucleoside?
    View Solution
  • 9
    What is correct for bacterial transcription?
    View Solution
  • 10
    The genetic code of proline are :
    View Solution