I am pretty sure that the answer is B.
Answer:
The correct answer is it causes immediate pathogen lysis.
Explanation:
The complement system is a part of innate immune system which is called first line of defense mechanism of our body.
complement system along with various proteins and enzymes stimulate the phagocytic cells to attack the plasma membrane of foreign pathogen,Which ultimately result in the lysis of foreign pathogen by phagocytosis mechanism.
The incorrect one is b. different enzymes has a different optimum temperature.
False. The answer you're looking for is false.
Hoped it helped!