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TLS Online TPP Program

#Question id: 18864

In light microscopy, the highest resolution is attained with-

#Biotechnology
  1. The wavelength of visible light with the longest wavelength was selected 
  2. A lens with a small numerical aperture.
  3. Visible light with the shortest wavelength
  4. The shortest visible light wavelength was chosen, as well as an objective with the highest numerical aperture.
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TLS Online TPP Program

#Question id: 27070

#Biochemistry

Which of the following statements is correct regarding the stereochemistry of Thr, Ile 
1. Thr, Ile is special case because of two chiral center exist in L-Ile in 2R,3S and L-Thr in 2R,3S configuration 
2. Thr, Ile is special case because of two chiral center exist in D-Ile in 2R,3S and D-Thr in 2R,3S configuration 
3. Thr, Ile is special case because of two chiral center exist in L–Ile in 2S,3R and L–Thr in 2S,3R 
4. Thr, Ile is special case because of two chiral center exist in D–Ile in 2S,3R and D–Thr in 2S,3R
TLS Online TPP Program

#Question id: 1232

#Biochemistry

Which of the following mutations might confer a competitive advantage to an athlete by raising his or her hematocrit?

a. excess production of erythropoietin                       

b. decreased production of erythropoietin

c. EpoR that cannot bind STAT5                  

d. EpoR that cannot bind SHP1

e. EpoR that cannot bind JAK2
TLS Online TPP Program

#Question id: 88

#Biochemistry

Anomers can be interconverted ________.
TLS Online TPP Program

#Question id: 27159

#Biochemistry

This event can cause a damage to the hypothalamus portal system
TLS Online TPP Program

#Question id: 294

#Biochemistry

Which of the following pairs of amino acids would you predict to only participate in Van der Waals interactions in the three dimensional folding of a protein:
TLS Online TPP Program

#Question id: 27210

#Biochemistry

Charge on one mol of electron is approximately equal to