During the drinking water treatment process, a chemical is added at the stage so that suspended particles, such as mud and sediment, will stick together, settle out, and can be removed.

a. aeration b. chlorination c. coagulation d. softening

The smallest parts of these that retain their original properties are called

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. take for example the cells that line the digestive tract. these cells must be frequently replaced because they are constantly eroded by the movement of food through the tract. what mechanism(s) is/are in place to ensure that these cells are exact copies of the mother cell

When you aware sick your body produces more leukocytes.briefly describe where the leukocyte are formed,how they are transported,and where they may be stored.