Star clusters is the only thing i can think of that would apply.
There are 137 atoms in this molecule. C55 + H72 = 127. 127 + Mg (one atom of magnesium = 128. 128 + N4 = 132. 132 + O5 = 137.
The answer is (4) amino acid. This molecule has one carboxyl and one amidogen linked at the same carbon atom. This is the property of amino acid. So this is an amino acid.
Answer: C: experimentation is the best way to obtain knowledge
Explanation: When experimenting you will learn new things and better understand things from it.
