Practice Questions

TLS Online TPP Program

#Question id: 3870

“Footprinting” or DNase protection is a technique used to identify:

#SCPH06 I Botany

a region of DNA that has been damaged by mutation.
E. coli cells that contain a desired, cloned piece of DNA.
the position of a particular gene of a chromosome.
the specific binding site of a repressor, polymerase, or other protein on the DNA.

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TLS Online TPP Program

#Question id: 3667

#SCPH28 | Zoology

In an ______________ plasmid, replication occurs in two stages. In the first stage, the double stranded circular plasmid DNA replicates to form another double-stranded circular DNA and a single-stranded circular DNA, In the second stage, the complementary strand is synthesized on the single-stranded DNA to make another double-stranded DNA.

TLS Online TPP Program

#Question id: 13032

#SCPH05 I Biotechnology

In SDS-PAGE, protein sample is first treated with detergent sodium dodecyl sulfate (SDS), in order to

TLS Online TPP Program

#Question id: 5535

#SCPH28 | Zoology

What type of animal forms a trophoblast for the duration of its early development?

TLS Online TPP Program

#Question id: 10521

#I Life Science/ Life Sciences Group – I-V

Which is an example of a plant-derived DAMP found in tomato that is produced in response to wounding associated with herbivore activity?