Answer:
Minerals
Explanation:
Calcium is a mineral that people need to build and maintain strong bones and teeth. It is also very important for other physical functions, such as muscle control and blood circulation
The argument or the reason that Dr. Douglas used with Dr.
Brodus in allowing the Tuskegee study to continue despite of certain
circumstances was because of validation in terms of the autopsy in which he
stated that is needed in order to know whether the study is reliable and it is considered
to be science.
