This is part 2 to the first one pls help

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).

When ash and dust begin to settle on the ground, they eventually become compacted by

We all have different forms of genes from our parent(s).what are these different forms called? a.alleles b.characters c.dna d.resources