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TLS Online TPP Program

#Question id: 1563

A nonfunctional CD4 protein on a helper T cell would result in the helper T cell being unable to ________.

#Applied Microbiology

  1. respond to circulating viral antigens

  2. lyse tumor cells

  3. stimulate a cytotoxic T cell

  4. interact with a class II MHC-antigen complex

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TLS Online TPP Program

#Question id: 39459

#Biochemistry

Match the scientist with their contribution:

Column I                       Column II
A. Louis Pasteur1. Discovery of tuberculosis bacillus
B. Edward Jenner2. Smallpox vaccine
C. Robert Koch3. Swan-neck flask experiment
D. Louis Pasteur4. Rabies vaccine
TLS Online TPP Program

#Question id: 39460

#Biochemistry

Match the scientist with the concept:

Column I                 Column II
A. Jenner1. Germ theory
B. Koch2. Vaccination
C. Pasteur3. Koch’s postulates
D. Koch4. Pure culture technique
TLS Online TPP Program

#Question id: 39461

#Biochemistry

 Which discovery provided experimental proof against spontaneous generation?
TLS Online TPP Program

#Question id: 39462

#Biochemistry

Which of the following antibiotics inhibits bacterial cell wall synthesis?
TLS Online TPP Program

#Question id: 39463

#Biochemistry

 The primary target of tetracycline is:
TLS Online TPP Program

#Question id: 39464

#Biochemistry

Antibiotic resistance due to enzymatic drug inactivation is best exemplified by: