r DNA

An enzyme used to lyse proteins

• ligase

• nuclease

• proteinase

• liposomes

A double stranded synthetic fragment of DNA with restricted ends are

• probe

• linker

• primer

• adaptor

The enzyme that adds poly (A) tail at the 3' end of DNA

• TERMINAL TRANSFERESE

• T4 poly nucleotide kinase

• S1 nuclease

• Ligase

Which among the following is not an ideal characteristic of a vector

• they should have genetic marker

• Origin of replication is present

• they should be large in size

• No pathogenicity.

Point out the wrong statement about electrophoresis

• Its based on the size of the DNA fragments.

• Ethidium bromide is used in the running buffer.

• DNA fragments move from the negative side to the positive electrode side

• glycerol is used in the loading buffer.

Microcarriers are a part of :

• liposomes

• electroporation

• microinjection

• biolistic

Vir protein that is bound covalently to the 5' end of ss T DNA is

• Vir D2

• Vir C1

• Vir B1

• Vir F