Water is a negative control
Answer:
The oxygen in inhaled air passes across the thin lining of the air sacs and into the blood vessels. This is known as diffusion. The oxygen in the blood is then carried around the body in the bloodstream, reaching every cell. When oxygen passes into the bloodstream, carbon dioxide leaves it.
Explanation:
<span>The name of the
pathogenic worm that lives in the muscles of some of the animals, such as the
pigs is a type of pathogenic worm that is classified as a parasitic round worm that
is called Trichinella or Trichina. </span>
A feather floating through the air has more kinetic energy because the rock is not in motion its on the ground the feather is moving in the air at a pretty fast rate of speed.