The first human hormone produced by recombinant DNA technology is
insulin
estrogen
thyroxin
thyroxin
A.
insulin
Insulin is peptide hormone, which controls the level of blood sugar. It is formed by joining of two polypeptide chain by disulphide bonds
A single strand of nucleic acid tagged with a radioactive molecule is called
vector
selectable marker
plasmid
plasmid
Which one of the following is not a part of a transcription unit in DNA?
The inducer
A terminator
A promoter
A promoter
Removal of RNA polymerase -III from nucleoplasm will affect the synthesis of
tRNA
rRNA
mRNA
mRNA
Removal of introns and joining of exons in a defined order during transcription in called
looping
inducing
slicing
slicing
It is used to ligate introduced DNA in recipient cells
It serves as a selectable marker
It is isolated from a virus
It is isolated from a virus
PCR and Restriction Fragment Length Polymorphism are the methods for
Study of enzymes
Genetic transformation
DNA sequencing
DNA sequencing
An analysis of chromosomal DNA using the Southern hybridization technique does not use
electrophoresis
blotting
autoradiography
autoradiography
Given below is the diagrammatic representation of one of the categories of small molecular weight organic compounds in the living tissues. Identify the category shown and the one blank component X in it
