Answer: snakes and smaller mammals
Explanation:
Answer:
Interpreted for the first answer and for the second answer is instincts and reflexes.
Explanation:
When the stomach is empty, the walls are folded into rugae (stomach folds), which allows the stomach to expand as more food fills it.
In the stomach, food undergoes chemical and mechanical digestion. The peristaltic contractions churn the bolus, which mixes with strong digestive juices that the stomach lining secrete. The stomach walls contain three layers of smooth muscle arranged in longitudinal, circular, and oblique rows. These muscles allow the stomach to squeeze and churn the food during mechanical digestion.
The 10x objective... it's not zoomed in all the way, but it will provide a large field of vision to locate the specimen. Then after it's located you switch to the 40x objective to zoom in on a the specimen to observe it.
A theory remains a theory.