Question

which materials come together to form plaque? select three options. saliva mucus bacteria toothpaste food particles

Explanation:

牙菌斑是在牙齿表面逐渐形成的生物膜，唾液中的物质、细菌以及食物颗粒会参与其形成。黏液和牙膏不参与牙菌斑形成。

Answer:

saliva, bacteria, food particles