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nikitadnepr [17]
3 years ago
9

PLZ HELP GET BRAINLESTLeah suffered from a bacterial infection. White blood cells helped her recover from the infection. Which t

wo organ systems are mainly involved in this process?
Biology
2 answers:
SashulF [63]3 years ago
6 0
Immune system should be one of the systems.

liberstina [14]3 years ago
5 0
Thymus and circulatory systems
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