1) are the bones more or less flexible than they were before your experiment? 2)is there a difference between the cola bone and the vinegar bone? list 2 ways you can add calcium to your daily diet to insure strong, hard bones.

The process of digestion begins when you chew with your mouth the enzymes in your saliva and your teeth break down the food.Once you swallow the food goes down the esophagus.When the food reaches the end of the esophagus a ringlike muscle called the Lower esophageal splinter relaxes and allows food to go to the stomach.In the stomach the food gets mixed with digestive acids.The stomach then empties the contents into the small intestine.The small intestine mixes food with digestive juices from the pancreas,liver,and intestine,and push the mixture forward for further digestion.The large intestine absorbs water and changes the waste from liquid into stool.The lower end of your large intestine,called the rectum,stores the stool until it’s pushed out of your anus during bowel movement.

Explanation:

answer; ///(copd) chronic obstructive pulmonary disease,plz check first ///good luck

obviously, the latter.