#Question id: 63
#Section C (Domain-Specific Knowledge)
The two molecules shown in the figures are best described as ________.
#Question id: 64
#Section C (Domain-Specific Knowledge)
Testosterone and estradiol are male and female sex hormones, respectively, in many vertebrates. In what way(s) do these molecules differ from each other? Testosterone and estradiol ________.
#Question id: 65
#Section C (Domain-Specific Knowledge)
Identify which of the following pair is enantiomers, diastereomers or meso compounds.
#Question id: 66
#Section C (Domain-Specific Knowledge)
Which of the following statements regarding isomerism is incorrect regarding biomolecules?
#Question id: 67
#Section C (Domain-Specific Knowledge)
When a region of DNA must be repaired by removing and replacing some of the nucleotides, what ensures that the new nucleotides are in the correct sequence?
#Question id: 68
#Section C (Domain-Specific Knowledge)
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 |