There are obviously A LOT of them. Like how your brain is slowly deteriorating, which is scary and dangerous. I can't cover everything but I have a website link you could visit that talks about this subject
https://www.drugabuse.gov/publications/research-reports/heroin/what-are-long-term-effects-heroin-use
It is called ovaries, the role and importance of it is to produce eggs and hormones
The answer is: [C]:
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"sustains life and keeps body systems in good repair."
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