C. Sliding friction between a desk and the floor once it is moving
<span>Lithosphere, I know this because I got it right on usatestprep</span>
Answer:
WBC.
Explanation:
WBC have cells, hence the name White Blood CELLS. They also contain a nucleus.
Cell is our microscopic structure. We have Trillions of cells in our body, which plays very important roll. Our every tissue, organ, organ system, our whole body has composed of cells. In order to make a nice and informed decision for our health, we must need to understand our body at cellular level
Hope this helps!
