It is <span>deoxyribonucleic</span> Acid that is kind of what makes you, you. Which also tells us about our genetic information that is used in our development. All Living organisms like us humans and animals have our own DNA.
If you add the amount of protons with the amount of neutrons, you get the atomic mass. Sodium has 11 protons, and 12 neutrons. 11+12=23
All organisms in a certain area make a *community*