Practice Questions

TLS Online TPP Program

#Question id: 3887

Aptamers are

#SCPH06 I Botany

double-stranded RNA products of nuclease action on hairpin RNAs
repeat sequence elements at the ends of transposons.
small RNA molecules selected for tight binding to specific molecular targets.
the RNA primers required for retroviral replication.

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TLS Online TPP Program

#Question id: 19759

#SCPH05 I Biotechnology

Which of the following sentence is incorrect for covalent bond ?

TLS Online TPP Program

#Question id: 1555

#SCPH01 Biochemistry

which type of amino acid in polypeptide position 9 is favoured interaction which MHC class 1?

TLS Online TPP Program

#Question id: 15266

#SCPH28 | Zoology

In DNA isolation, which of the following enzyme remove/digest proteins in presence of SDS or chelating agent

TLS Online TPP Program

#Question id: 14734

#SCPH06 I Botany

Among the following which bacteria shows corkscrew movement?

1. Treponema pallidum

3. Borrelia burgdorferi

4. Brachyspira pilosicoli

Which among the following combination is correct?

TLS Online TPP Program

#Question id: 18389

#SCPH01 Biochemistry

How the degradation of alkanes and aromatic hydrocarbons generally occurs.

1. Oxygenase enzyme

2. β-oxidation to yield acetyl CoA

3. Hydrogenation reaction

4. Carboxylation

Which of the following are correct?