Respuesta :

Answer:

More than 30

Explanation:

Over 30 proteins and protein fragments make up the complement system, including serum proteins, and cell membrane receptors. They account for about 10% of the globulin fraction of blood serum.

Answer:

C) more than 30

Explanation:

The complete question is:

Plasma contains ________ special proteins that form the complement system.

A)roughly 18  B)exactly 10  C)more than 30   D)about 3    E)exactly 25

Complement system is sytem of plasma protiens that can be activated by pathogen or pathogen bound antibody to fight the infection

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