3. The central nervous system is the center of the body. It includes the brain and the spinal cord.

How and why has british society changed over the last 50 years?

The graph shows a student’s data from an investigation about plant growth in five plants of the same type.

Aresearcher is studying women recently admitted to a state prison. all potential subjects must have children under the age of five. research subjects will be given a basket of toys to use at their children’s first visit that the children can then take home. in assessing this proposal, the irb needs to determine that the toys are: age appropriate.not an excessive incentive.educational.of high quality.