Q.11 Which statement about bacteria is true:
A) Gram positive bacteria have more lipids in their cell wall
B) Gram negative bacteria have more lipids in their cell wall
C) Lipids are absent in cell wall of both gram positive and negative bacteria
D) Both have equal amount of lipids
Q.12 Fungi which cause thrush in humans:
A) Sarcomeres C) Lovastatin
B) Candidiasis D) Aspergillus
2014
Q.13 Which one of the following cells are mainly infected by HIV?
A) T-killer lymphocytes C) B-plasma cells
B) T-helper lymphocytes D) B-memory cells
Q.14 Which one of the following antibiotic causes permanent discoloration of teeth in young children
if it is misused?
A) Penicillin C) Sulfonamide
B) Streptomycin D) Tetracycline
Q.15 What are the sequence of steps in which a bacteriophage attacks bacteria and injects its DNA?
A) Landing Tall contraction Penetration DNA Injection
B) Penetration Landing Tall contraction DNA Injection
C) Tall contraction Landing DNA Injection Penetration
D) Landing Penetration Tall contraction DNA Injection