A geologist finds ripples preserved in ancient sedimentary rocks that look like ripples made by water in mud . He concludes that there was once water in that location that created the ripples . Why is this conclusion reasonable ?

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.