Alarge molecule made up of smaller molecules called amino acids

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

c is the answer. hope this

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question