Water.....lol. H2O? Water with salt is called salt water so without it is just water lol.
Answer:
Less than the effect of each drug added together.
Explanation:
Answer:Physical systems differ from social systems because a physical system refers to systems that rely on a group of physical parts to perform a function. Examples of a physical systems are solar systems or even an animals digestive system. Social systems are systems like an ant colony, wolf pack, or a town.
Explanation:
Cell membrane, Organells, flagella
That as you increase in trophic level 1/10th of the nutrients is lost. Starting at the consumers (plants) all the way to humans.