The ability to taste the chemical phenylthiocarbamide is an autosomal dominant phenotype, and the inability to taste it is recessive. If a taster woman with a nontaster father marries a taster man who in a previous marriage had a nontaster daughter. What is the probability that their first child will be tasters’ girl?

TLS Online TPP Program

#Question id: 28059

#Unit 1. Molecules and their Interaction Relevant to Biology

Treatment of RNaseA with 8M urea, but without adding mercaptoethanol would

TLS Online TPP Program

#Question id: 28060

#Unit 1. Molecules and their Interaction Relevant to Biology

The peptide bond in proteins is 

TLS Online TPP Program

#Question id: 28061

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following force/Bonds contributes to protein stability  

a. van der Waals interactions

b. Ionic interaction

c. Hydrogen bond 

d. Di-sulphide bond

TLS Online TPP Program

#Question id: 28062

#Unit 1. Molecules and their Interaction Relevant to Biology

Thermostable proteins are stable at high temperature due to

a. Vander Waals interaction

b. Ionic bond only

c. High protein’s hydrophobic core 

d. high incidence of salt bridges

Which of the following is correct 

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 

c. FRET

d. EPR

Which of the following is correct