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TLS Online TPP Program

#Question id: 15449

Class switch recombination of B-cell that is generated upon recognition of protein antigens and requires the participation of_____

#XL - S Microbiology
  1. CD8+ cytotoxic T cells
  2. CD8+ helper T cells
  3. CD4+  cytotoxic T cells
  4. CD4+ helper T cells
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TLS Online TPP Program

#Question id: 4940

#XL - T Zoology

In their laboratory simulations of the early Earth, Miller and Urey observed the abiotic synthesis of
TLS Online TPP Program

#Question id: 2093

#XL - S Microbiology

Which of the following is transmembrane proteins?
TLS Online TPP Program

#Question id: 10819

#XL - T Zoology

According to the competitive exclusion principle, potential competitors can only coexist through
TLS Online TPP Program

#Question id: 1593

#XL - S Microbiology

Which of the following results in long-term immunity?
TLS Online TPP Program

#Question id: 3781

#XL - Q Biochemistry

Hershey and Chase used a DNA-based virus for their work. How might the results have been different if they had used an RNA virus?