<span>Smooth muscle activity in the small intestine wall facilitates chemical digestion and absorption employing the processes of segmentation and <span>peristalsis.
</span></span>Peristalsis<span> is a series of wave-like muscle contractions that moves food to different processing stations in the digestive tract</span>
Answer:
Aerobic cell respiration is roughly 18 times more efficient than anaerobic cell respiration. Your cells require a lot of energy and are dependent on the high efficiency of aerobic respiration. Overall, aerobic respiration converts about 40% of the available energy of glucose into ATP.
Answer;
The Galápagos Islands
Explanation;
-Darwin's visit to the Galapagos Islands, helped him discover several species of finches that varied from island to island, which helped him to develop his theory of natural selection. They also helped investigate evolutionary changes in Darwin's finches.