Answer:
B
Explanation:
Mitosis is used to grow (makes diploid)
Meiosis is used to make haploid gametes
Covalent bonds are formed when two atoms are able to <em>share</em> electrons.
Iroinic bonds are form when two atoms are <em> </em> electrons from each other to complete the bond. This results in a pair of ions.
<u>Covalent bonds:</u>
- Have a definite shape.
- Have a low melting point.
- At room temperature they are in a liquid or gas.
- They occur between two non-metals.
<u>Ionic bonds:</u>
- Have no definite shape.
- Have a high melting point.
- At room temperature they are solid.
- They occur between a metal and a nonmetal.
Because water makes everything flow to the digestive track
Answer:
I think A, "Primary pollutants from a stationary source"
Explanation:
Got it right on exam :)
