All of the following are part of the process of forming sedimentary rock except deposition cementation compaction fossilization

Can someone i have no idea of how to do this.

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)?

Do fish feel pain? and if they do what pain