Practice Questions

TLS Online TPP Program

#Question id: 683

Which factor does not help to explain why many proteins exhibit quaternary structure?

#Unit 1. Molecules and their Interaction Relevant to Biology

Oligomers are usually more stable than the free monomers.
Active sites can be formed when the protein chains associate.
The subunits always are able to maintain the same three-dimensional structure whether they are associated into an oligomer or not.
Increased efficiency by the sharing of the same subunit with the same function among different proteins.

More Questions

TLS Online TPP Program

#Question id: 28063

#Unit 1. Molecules and their Interaction Relevant to Biology

Characteristics of Thermostable proteins are

a. loosely packed core as evidenced by a high surface-to-volume ratio.

b. High amounts of Arg

c. High amount of Ala in helices

d. Stable at high temperature due to High protein’s hydrophobic core and high incidence of salt bridges

TLS Online TPP Program

#Question id: 28064

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following Techniques can be used to for Measuring Stability of protein

a. DSC (calorimetry)

b. Urea gradient gels

Which of the following is correct

TLS Online TPP Program

#Question id: 28065

#Unit 1. Molecules and their Interaction Relevant to Biology

Guanidinium ion and urea are

TLS Online TPP Program

#Question id: 28066

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following parameter is measured during analysis for the Stability of protein by DSC (calorimetry)

TLS Online TPP Program

#Question id: 28067

#Unit 1. Molecules and their Interaction Relevant to Biology

The graph shown below is for Fluorescence emission spectra any protein X, The which of the following assumption can be made

TLS Online TPP Program

#Question id: 28068

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following addition of group represent acetylation?