The given figure shows the cloning vector $pBR322$. Identify the labels $A, B, C,$ and $D$ correctly.

  • A
    $A \to \text{Hind III}, B \to \text{EcoR I}, C \to \text{amp}^R, D \to \text{ori}$
  • B
    $A \to \text{Hind III}, B \to \text{Bam HI}, C \to \text{kan}^R, D \to \text{amp}^R$
  • C
    $A \to \text{Bam HI}, B \to \text{Pst I}, C \to \text{ori}, D \to \text{amp}^R$
  • D
    $A \to \text{EcoR I}, B \to \text{Bam HI}, C \to \text{amp}^R, D \to \text{ori}$

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Similar Questions

Assertion : In recombinant $DNA$ technology,human genes are often transferred into bacteria (prokaryotes) or yeast (eukaryote).
Reason : Both bacteria and yeast multiply very fast to form huge population,which express the desired gene.

Match the following techniques or instruments with their usage:
Column-$I$Column-$II$
$(a)$ Bioreactor$(i)$ Separation of $DNA$ fragments
$(b)$ Electrophoresis$(ii)$ Production of large quantities of products
$(c)$ $PCR$$(iii)$ Detection of pathogen, based on antigen-antibody reaction
$(d)$ $ELISA$$(iv)$ Amplification of nucleic acids

Select the correct option from the following:

Given below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R)$.
Assertion $(A):$
Polymerase chain reaction is used in $DNA$ amplification.
Reason $(R):$
The ampicillin resistant gene is used as a selectable marker to check transformation.
In the light of the above statements,choose the correct answer from the options given below:

Match the organism with its use in biotechnology:
$(a)$ Bacillus thuringiensis$(i)$ Cloning vector
$(b)$ Thermus aquaticus$(ii)$ Construction of first rDNA molecule
$(c)$ Agrobacterium tumefaciens$(iii)$ $DNA$ polymerase
$(d)$ Salmonella typhimurium$(iv)$ Cry proteins

$(a)\quad (b)\quad (c)\quad (d)$

Identify $X$ and $Y$ from the given figure of the cloning vector $pBR322$.

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