C. Any form of writing that expresses ideas in and imaginative way may be fictional or non-fictional it may be prose or poetry
Answer:
the change of DNA structure is a mutation
Explanation:
the molecule spreads
The correct answer is: D. damage to nerves that control the stomach.
The vagus nerve is a cranial nerve that controls stomach contractions and thus, the movement of the food. When the vagus nerve is damaged, the muscles of the stomach do not function properly, so gastroparesis occur. Consequently, food then moves slowly or even totally stops moving through the digestive tract.
Because you would not want to change anything in your experiment you are just changing what you are observing
