TLS Online TPP Program

#Question id: 19159


In anion exchange chromatography,

#Unit 13. Methods in Biology
  1. the column contains negatively charged beads where positively charged proteins bind
  2. the column contains positively charged beads where negatively charged proteins bind
  3. the column contains both positive and negatively charged beads where proteins bind depending on their net charge
  4. all of these
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TLS Online TPP Program

#Question id: 65

#Unit 1. Molecules and their Interaction Relevant to Biology

Identify which of the following pair is enantiomers, diastereomers or meso compounds.

TLS Online TPP Program

#Question id: 66

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following statements regarding isomerism is incorrect regarding biomolecules?

TLS Online TPP Program

#Question id: 67

#Unit 1. Molecules and their Interaction Relevant to Biology

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?

TLS Online TPP Program

#Question id: 68

#Unit 1. Molecules and their Interaction Relevant to Biology

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: 68

#Unit 1. Molecules and their Interaction Relevant to Biology

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

#Unit 1. Molecules and their Interaction Relevant to Biology

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