They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe.
If worms dry out, they suffocate. As fresh air is taken in through the skin, oxygen is drawn into the worm's circulatory system, and the worm's hearts pump the oxygenated blood to the head area.
"The Coriolis effect" is the one that prevents wind from blowing in a straight line from the north pole to the equator. The main reason for this effect is the spinning of our earth on its own axis. The earth spins faster near the equator than the poles. The reason is that the earth is wider near the equator. this causes the wind to deviate with the spin.
Simple squamous epithelium
The experiment conducted by Paul was not a waste of his time and resources even though he could not accomplish the experiment he initially prepared to conduct. The reluctance of the penguins to eat burgers even though they were starving and losing weight pointed towards the fact that they do not find junk food appealing. It could be concluded from their reluctance that they will eat only their normal diet rather than something they have never eaten before.
Plants store their sugar in the form of starch