Answer:
Glucose is small (6 carbons) and dissolves easily in water because it has a number of polar OH groups attached to its carbons. Now lipids, they are constructed of long chains of carbon and hydrogen called fatty acids. These chains are not polar and lipids do not dissolve or mix well with water for this reason.
Step-by-step explanation:
In this case the blood is not too much thicker than the water my friend XD.