TLS Online TPP Program

#Question id: 19202


Acoustic wave or piezoelectric biosensor is a type of a biosensor which employs

#Unit 13. Advances in Biotechnology
  1. Resonant frequency of certain crystals due to changes in mass
  2. Resonant frequency of certain crystals due to changes in energy
  3. Production of electrons from certain crystals
  4. Production of heat from certain crystals
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TLS Online TPP Program

#Question id: 27482

#Unit 1. Structure and Function of Biomolecules

Which of the following is holds true for the D-Ribose (Rib), D-Arabinose (Ara), D-Xylose (Xyl), D-Lyxose (Lyx)

TLS Online TPP Program

#Question id: 27483

#Unit 1. Structure and Function of Biomolecules

Compounds which have the same molecular formula and sequence of bonded elements, but which are nonsuperimposable, non-mirror images

TLS Online TPP Program

#Question id: 27484

#Unit 1. Structure and Function of Biomolecules

Which of the following is truly stating about the stereochemistry of D-Erythrose, L-Erythrose  and D-Threose and L-Threose

1. D-Erythrose, L-Erythrose are enantiomers to each other

2. D-Erythrose, L-Erythrose are diastereomers to each other

3. D-Erythrose and D-Threose are diastereomers to each other 

4. D-Erythrose, L-Erythrose are enantiomers to each other 

TLS Online TPP Program

#Question id: 27485

#Unit 1. Structure and Function of Biomolecules

Two sugars that differ in configuration at only one chiral center are described as

TLS Online TPP Program

#Question id: 27486

#Unit 1. Structure and Function of Biomolecules

Which of the is true regarding D-Mannose,  D-Glucose, and D-Galactose
1. D-Mannose are epimer with D-Glucose, at C2
2. D-Glucose, are epimer with D-Galactose at C4
3. D-Mannose are epimer with D-Galactose at C4
4. D-Galactose are epimer with D-Mannose at C2

TLS Online TPP Program

#Question id: 27487

#Unit 1. Structure and Function of Biomolecules

Which of the following is incorrect regarding the given figure