It's the process of excretion: Which it's PRIMARY function is exchanging oxygen and carbon dioxide.
I think its a Photosynthesis
Answer:
Ionic bonding
Explanation:
In ionic bonding, electrons are completely transferred from one atom to another. In the process of either losing or gaining negatively charged electrons, the reacting atoms form ions. The oppositely charged ions are attracted to each other by electrostatic forces, which are the basis of the ionic bond.
Hope this helps : D
