Answer: basketball and football
They are called accessory organs because they do not perform an independent task in keeping the body functioning-they provide enzymes and other substances to help other organs perform essential tasks.
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Answer:
Not all stress has negative effect. Studies have shown that short-term stress boosted the immune system, but chronic stress has a significant effect on the immune system that ultimately manifest an illness. It raises catecholamine and suppressor T cells levels, which suppress the immune system.
Pretty sure it is stress, because around that age everything in your life is coming together at one time, friends, family, your future, so I would believe the answer to be STRESSED!
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