TLS Online TPP Program

#Question id: 1960


Which statement about the complement system is true?

#Section 2: General Biology
  1. These proteins are involved in innate immunity and not acquired immunity.

  2. These proteins are secreted by cytotoxic T cells and other CD8 cells.

  3. This group of proteins includes interferons and interleukins.

  4. These proteins are one group of antimicrobial proteins acting together in cascade fashion.