The function of the human stomach is
A. storage of food and mixing with digestive fluids to continue chemical digestion.
B. to produce highly basic fluids to kill most bacteria.
C. promotion of bacterial fermentation.
D. to begin the absorption of most small food molecules, especially sugars and alcohol.
E. absorption of iron to build hemoglobin for red blood cells.
Answer: A
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The emergence of new microbial species because of geographic isolation is called ________ speciation
A) allopatric B) biogeochemical C) biogeological D) isolatory
As food is chemically digested by the stomach, the pH of the gut fluids becomes very acidic. However, when the chyme is further processed in the small intestine, the gut fluid pH cannot remain that acidic
Explain the physiological processes that occur to chyme as it enters the duodenum to ensure that the pH is not damaging to the small intestine.
condition which specifically involves the formation of abnormal pouches in the wall of the GI tract, where portions of the mucosal layer have pushed through other layers
What will be an ideal response?
Cholesterol is produced by the ________.
Fill in the blank(s) with the appropriate word(s).