TLS Online TPP Program

#Question id: 30


Amongst the following chemical elements that are essential to organisms, which of the following set of elements have an atomic number above that of selenium?

#Introduction to Biochemistry
  1. Zn, Br and W

  2. Mo, Cd and I

  3. Mo, W and I

  4. Ba, Pt and Hg

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TLS Online TPP Program

#Question id: 68

#Bioorganic Chemistry and Metabolites

Match the following functional groups given in column I with their respective representatives given in column II.

COLUMN I               COLUMN II

1. Anhydride               a. RCOOR

2. Ether                       b. ROCOCH3

3. Acetyl                     c. ROR

4. Amido                     d. RCOOCOR

5. Ester                        e. RCONH2

TLS Online TPP Program

#Question id: 69

#Bioorganic Chemistry and Metabolites

Which of the following is the diastereomer of the following compound?

TLS Online TPP Program

#Question id: 71

#Bioorganic Chemistry and Metabolites

Which of the following is not the priority rule for R, S Configuration?

TLS Online TPP Program

#Question id: 74

#Bioorganic Chemistry and Metabolites

The enthalpy and entropy of the initial and final states of a reacting system are shown in the table. Calculate the change in free energy for the reaction when the temperature is 4°C.

TLS Online TPP Program

#Question id: 75

#Bioorganic Chemistry and Metabolites

The experimental approach taken in current biological investigations presumes that ________.

TLS Online TPP Program

#Question id: 76

#Bioorganic Chemistry and Metabolites

Which of the following illustrations is not a structural isomer of an organic compound with the molecular formula C6H14? For clarity, only the carbon skeletons are shown; hydrogen atoms that would be attached to the carbons have been omitted.