I think the answer is 23?
Answer:
Cell division is the process by which a parent cell divides into two or more daughter cells.
Explanation:
In Order
1. Ask a question
2. Do background research
3. Construct a hypothesis
4. Test with an experiment
5. Analyze data (is hypothesis true or false?)
6. Draw conclusions
7. Report your results
I guess the stomach is held in place by a variety of Muscle cells, Epithelial cells, and connecting tissues; so the answer is: all of the above.