At the end of the esophagus is a thick ring of a muscle called a sphincter which allows food to enter the stomach but not from the stomach back into the esophagus. Once the food enters the stomach it is mixed with the digestive juices.
Answer:
Biuret solution is used to identify the presence of protein. Biuret reagent is a blue solution that, when it reacts with protein, will change color to pink-purple. Sugar with Benedict's solution. Protein with Biuret solution.Aug 10, 2020
1,665 is your answer because 19x19=q qx14=a
Answer:
B.) Burning fossil fuels causes a decrease in the pH of ocean water making it more acidic
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