What are the main differences between prokaryotes and eukaryotes?
Prokaryotes do not contain a nucleus-- they also do not have membrane bound organelles and contain only one chromosome. Eukaryotes contain one nucleus and membrane bound organelles with many chromosomes.
What do the atomic numbers on the periodic table represent?
They represent the number of protons found in the nucleus of an atom pertaining to the element.
What are the 8 essential amino acids?
Phenylalanine, Valine, Leucine, Isoleucine, Threonine, Lysine, Tryptophan, and Methionine.