Examlex
Passive facilitated cotransport can move some substrate across a membrane against its concentration gradient.
Pathogen
An organism such as a bacteria, virus, fungus, or parasite that can cause disease in its host.
Blood Vessels
Hollow structures that facilitate blood movement within the body, covering arteries, veins, and capillaries.
Cytokines
Small proteins that are crucial in controlling the growth and activity of other immune system cells and blood cells.
B Cell
A type of white blood cell crucial for the immune system, involved in producing antibodies to combat infections.
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