With respect to microRNAs, which, if any, of the following statements, is FALSE?)

A. MicroRNA genes often occur in gene clusters within introns of protein-coding genes and are usually transcribed by RNA polymerase II.

B. Like an mRNA a miRNA is initially produced as a larger precursor RNA that, like the great majority of mRNAs, usually has a 5’ cap and a poly(A) tail.

C. MicroRNAs are produced by germ-line cells only.

D. A miRNA is initially produced as a duplex RNA but in order to work it needs to be converted into a single-strand RNA.

E. MicroRNAs usually work as transcription factors.

TLS Online TPP Program

#Question id: 19045

#Part-A Aptitude & General Biotechnology

The process of passing a mobile phase through a chromatography column is called which one of the following?

TLS Online TPP Program

#Question id: 18621

#Part-A Aptitude & General Biotechnology

Variants of PCR has been devised to enhance efficiency are

a) qPCR with SYBR, TaqMan and MB

b) nested PCR

c) Touchdown start PCR

d) hot start PCR

TLS Online TPP Program

#Question id: 15184

#Part-A Aptitude & General Biotechnology

Phenomenon of Electroendosmosis is largely applicable in

A. Gel Electrophoresis

B. PAGE

C. Free Solution

D. Capillary 

TLS Online TPP Program

#Question id: 11630

#Part-A Aptitude & General Biotechnology

What is the F2 phenotypic ratio in 3 QTL?

TLS Online TPP Program

#Question id: 9595

#Part-B Specialized Branches in Biotechnology

The process is that the absorbed photon causes an electron rearrangement in the reaction centre chlorophyll, followed by an electron transfer process in which part of the energy in the photon is captured in the form of