Answer:
The atom
Explanation:
The basic unit of matter is the "atom." All matter consists of millions of atoms that within the atom contains electrons, protons, and neutrons. Knowing how many electrons, protons, and neutrons a atom has can determine the element which are substances that are on the periodic table.
Hope this helps.
Incomplete question. The remaining part read;
<u>Words</u>
- Carbon Dioxide
- Cell wastes
- Food
- Oxygen
Answer:
<u>Arrow 1: Food</u>
<u>Arrow 2: Oxygen</u>
<u>Arrow 3: Cell wastes</u>
<u>Arrow 4: Carbon dioxide</u>
<u>Arrow 5: Water</u>
It could be either sub or hypo.
1--A.
2--E.
3--C.
4--D.
5--B.
I Think this is correct Hope it Helps ^.^