The brown stuff is called plaque. This forms on your teeth when you eat and its something you can't get rid of. There is tooth paste that can help maintain it.
Allergies, so they don't ingest something they are allergic to.
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Make Goals
Take Things One Step at a Time.
Keep a Journal to write down things that make you happy.
Which of the following is an organ in the endocrine system?
- A. Pituitary gland
