Asked by Rafik Tewfik on May 18, 2024
Verified
Complement proteins
A) can form holes in the plasma membrane of target cells.
B) are on the surface of macrophages.
C) are hormones found in the blood.
D) may cause the release of interferon.
E) do not attract neutrophils, monocytes, macrophages, or eosinophils.
Complement Proteins
Proteins in the blood that help or "complement" the immune system in destroying pathogens.
Plasma Membrane
The biological membrane that separates the interior of all cells from the outside environment, controlling the movement of substances in and out of cells.
Target Cells
Specific cells affected by hormones or drugs due to the presence of particular receptors to which these substances bind.
- Learn the importance of the lymphatic system in immunological protection and fluid homeostasis.
Verified Answer
SX
siyue XiongMay 20, 2024
Final Answer :
A
Explanation :
Complement proteins are part of the immune system that can directly kill pathogens by forming pores or holes in the plasma membrane of target cells, leading to cell lysis. This is a key mechanism by which the complement system helps defend against infections.
Learning Objectives
- Learn the importance of the lymphatic system in immunological protection and fluid homeostasis.