Which of the following is an example of positive feedback in the lumen of the stomach? which of the following is an example of positive feedback in the lumen of the stomach? hydrochloric acid converts pepsinogen to pepsin. pepsin works best in the acidic environment produced by hydrochloric acid. pepsin digests molecules of pepsinogen, producing more pepsin. chief cells secrete pepsinogen, which is a precursor to pepsin.
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Biology, 21.06.2019 23:40
Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.
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Biology, 22.06.2019 04:30
What maintain homeostasis when a persons internal body temperature is 97.5°f
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Biology, 22.06.2019 12:00
Abody cell has been growing and at synthesis proteins.in the nucleus of this body cell,dna replication is taking place. and a copy of the cells genetic material is copied.which of the following is the best conclusion you can make about the life cycle of this cell ? a) the cell is ready to undergo mitosis.and a chemical signal will send the cell to prophase b)the cell is undergoing meiosis and will cross over the genetic material next c)the cell is in the s phase of interphase and will move next to the g2 phase d) the cell is in the g2 phase of the interphase and is ready to begin diving
Answers: 1
Which of the following is an example of positive feedback in the lumen of the stomach? which of the...
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