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Where are cells that circulate through the immune system produced?

2 Answers

6 votes

Answer: I beleive the anwser is in your gut

Step-by-step explanation:

User Captainsac
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"The cells of the immune system originate in the bone marrow, where many of them also mature. They then migrate to guard the peripheral tissues, circulating in the blood and in a specialized system of vessels called the lymphatic system."
User Edwardsharp
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