The ultimate purpose of the digestive system is to: break down food create carbohydrates, proteins, and fats transform nutrients so that they can be absorbed into the blood make protein which builds and maintains the body (choose one)

How many major plates cover the earth

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed