Answer:
Each villus, in turn, has thousands of even smaller projections called microvilli (singular: microvillus).
Explanation:
The villi contain capillaries, which are tiny blood vessels. Nutrients are absorbed into these capillaries across the surfaces of the villi and microvilli. Because there are millions of these tiny projections, they greatly increase the surface area for absorption.
Answer:I'm doing this right now and have no clue sorry ;-;
Explanation:
A dependent variable is something that relies on another variable; it is what is being measured in an experiment.
Well one of the ways you can save water is by the time you are washing clothes make sure to not wash clothe when is needed and in a big amount so you save water and some money