Insulin is a hormone that helps regulate blood glucose levels. Insulin is made by pancreatic cells in response to increased glucose levels in the blood after
a meal. Insulin binds to receptors on liver cells and stimulates them to
polymerize glucose to form glycogen. Which of the following physiological
responses will most likely occur if insulin stops being made by pancreatic
cells?

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added