Considering the structure and function of the human heart, why are the walls of the ventricles much thicker than the walls of the atria

i think its c. amphipod

it takes hundreds of years to become stable.

if you have another question lmk.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides