superstar3529 superstar3529
  • 24-05-2018
  • Biology
contestada

__________ system: the body system responsible for fighting diseases; arsenic, methylmercury, and dioxins can weaken this system

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AlpenGlow
AlpenGlow AlpenGlow
  • 02-06-2018
The immune system. 

The immune system acts as a defense system of the body. It fights against bacteria, viruses and any other disease causing pathogens. Some chemicals can weaken the immune system and make them vulnerable.
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