My best guess is allergies
Answer:
Organisms
Explanation:
Organ systems who function together as a group is classified as an organism.
Answer:
Water molecules stick together by cohesion
Explanation:
This sticking together of like substances is called cohesion. Depending on how attracted molecules of the same substance are to one another, the substance will be more or less cohesive. Hydrogen bonds cause water to be exceptionally attracted to each other. Therefore, water is very cohesive.
<em>I hope this helps out some~ <3</em>
<em>-Dream</em>
There are mechanisms that only allow blood to flow one way.
the heat is used to break the bonds between the ice molecules as they turn into a liquid phase. Since the average kinetic energy of the molecules does not change at the moment of melting, the temperature of the molecules does not change.
