If you are conducting a study on the health of people who have been exposed vs not exposed, the method you should use to obtain data would be an observational study because it involves the pre-existing condition of the subjects.
Answer:
Step D
Explanation:
Anaphase is when the chromatids move apart, so Step D would be anaphase.
Each spinal nerve consists of a dorsal and ventral root
The ventral root sends impulses from the central nervous system to its corresponding parts of the body. It is also called the anterior root or motor.
The symptoms will be:
- Loss of movement of the extremities
- radiating back pain up to the glutes, and leg pain
- Tremor and fatigue
