Answer:
Number of protons
Explanation:
Any particular element can always be identified by its number of protons.
Phase 2b.......................................................................................
The organism that was most likely to live at the same time as brachiopods were
Trilobites
Answer: Less\ Extracellular
Explanation: The plasma of our blood constitutes less than half of the fluid in our body; plasma is part of the extracellular fluid.
A water molecule (H2O) will have a slightly positive side, and a slightly negative side. The oxygen side of water is the one that is negative, while hydrogen side tends to be more positive. When a molecule has a half negative and half positive side like water does, it is called a polar molecule. :D
