Are individual amino acids likely to be found in the mouth? explain.

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria