There are three type of Splicing signals 1. Major U2-type or GU-AG introns 2. Minor U12-type or AU-AC introns & 3. Minor U12-type with GU-AG introns (hybrid type), which of the following is responsible for the recognition of branch point sequence CCUUAACU

TLS Online TPP Program

#Question id: 19886

#Unit 13. Methods in Biology

Gene cloning refers to the

I) Production of large number of copies of the gene being cloned

II) Production of asexual progeny from a single individual or a cell 

III) Mechanism of intake of DNA fragments from the surrounding medium by a cell

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#Question id: 19887

#Unit 13. Methods in Biology

Paul Berg’s gene splicing experiment created the first rDNA molecules which was a

TLS Online TPP Program

#Question id: 19888

#Unit 13. Methods in Biology

There are some typical enzyme used in the manipulation of nucleic acid;

ENZYMES	USE IN NUCLEIC ACID MANIPULATION
A) klenow	i) DNA-dependent RNA polymerase
B) T4 DNA polymerase	ii) Single-strand specific nuclease
C) Taq DNA polymerase	iii) DNA pol I lacks 5’→ 3’ exonuclease activity
D) T7 RNA polymerase	iv) Thermostable DNA polymerase used in PCR
E) S1 nuclease	v) Lack  5’→ 3’ exonuclease activity

TLS Online TPP Program

#Question id: 19889

#Unit 12. Applied Biology

The genetic monitoring and disease diagnosis are examples for ______________________ sensor?

TLS Online TPP Program

#Question id: 19890

#Unit 12. Applied Biology

QCM is a kind of a piezoelectric biosensor which detects mass change. What is the standard form of QCM biosensor ?

TLS Online TPP Program

#Question id: 19891

#Unit 12. Applied Biology

Which one of the following sensors uses light?