If having the correct number of copies of each chromosome is so important, how is it possible that both female (with two copies of the X chromosome per cell) and male (with only one copy of the X chromosome per cell) individuals are phenotypically normal?

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.

The correct answer:   [c]:   "cell phone call" .