Practice Questions

TLS Online TPP Program

#Question id: 659

What does it mean to say a protein is oligomeric?

#SCPH28 | Zoology

In vivo it establishes an equilibrium between two or more active conformations.
It has more than fifty amino acids.
The active protein involves the association of two or more polypeptide chains.
The protein has multiple α-helices.

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TLS Online TPP Program

#Question id: 309

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

Predict the correct order among the following________

TLS Online TPP Program

#Question id: 13107

#SCPH01 Biochemistry

With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.)

You do each PCR reaction on chromosome 15 and load each one into a separate well of an agarose gel, and then run the gel.

Why is it that some people show two bands?

TLS Online TPP Program

#Question id: 14157

#SCPH05 I Biotechnology

A ktup is composed of ___residues for protein sequences and _____ residues for DNA sequences.

TLS Online TPP Program

#Question id: 14104

#SCPH05 I Biotechnology

All the following are nucleotide sequence databases except

TLS Online TPP Program

#Question id: 19507

#SCPH05 I Biotechnology

Which of the following electronic configurations of an atom has the lowest ionisation enthalpy?