Examlex
On which continent are introduced mosquito species absent?
Immune Response
The body's defensive reaction to foreign substances or pathogens.
Human Immunodeficiency Virus (HIV)
A virus that attacks the immune system, leading to acquired immunodeficiency syndrome (AIDS) if not treated.
Helper T Cells
A type of T cell that plays a crucial role in establishing and maximizing the capabilities of the immune system.
Macrophages
Immune cells that engulf and digest cellular debris, foreign substances, microbes, cancer cells, and anything else that does not have proteins specific to healthy body cells.
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