Quiz 16-November-2023

#1. Under what condition reaction will always occur

Δ H > 0 and Δ S > 0

Δ H > 0 and Δ S < 0

Δ H 0

Δ H < 0 and Δ S < 0

#2. Which thermodynamic property cannot be directly measured in cell

Entropy

Temperature

Free energy

Enthalpy

#3. A enzyme has Glu76 and Asp52 at active site. The pI for Glu is 5.6 and for Asp is 4.5. The enzyme in deprotonated form. The pH where enzyme will show maximum activity will be

5.05

10.1

5.6

4.5

#4. Vinblastine has been extensively used for treating cancer. This is an example of

Chemotherapy

Heat therapy

Surgery

Radiotherapy

#5. Retinoblastoma is one of the important proteins involved in cancer. The function of Rb is to hold the protein involved in

G1/S promotion

DNA repair

Apoptosis

G1 arrest

#6. The major function of type‐III secretion by pathogenic bacteria is

Release signal for quorum sensing

Release virulence factors

Efflux of drugs

Release of competence factors

#7. In formaldehyde the pure π orbitals involved in bonding between C and O is

H, C and O

Both C & O

Only O

Only C

#8. Which organelle have characteristic galactolipids in its membrane

Endoplasmic Reticulum

Mitochondria

Golgi body

Chloroplast

#9. The function of heat sink in PC is

To cool CPU

To dissipate heat from chip

To heat up CPU

To test memory

#10. Which statement is correct for globular proteins

Always contain α helix

Always contain β sheets

Contains both α and β helix

Contains more reverse turns

Finish

Results

5/5 - (1 vote)

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