Arare form of mineral that is usually very clear and brightly colored

An easy way to calculate the amount of energy available at each level is to what?

How does the human body lever work?

Mrna: gcuaauguc what amino acids does the mrna above code for? what type of amino acids or function are uag, uga, and uaa coding for? which codon (3 letters) signals translation to start and also codes for the amino acid methionine (met)?