DNA<span> contains codes for proteins, which are necessary for the growth and functioning of an </span>organism<span>. </span>DNA<span> separates into long single strands that make up each part of an</span>organism<span>. </span>DNA<span> produces the energy an </span>organism<span> needs in order to grow. </span>DNA<span> folds into the nucleus of each of the </span>cells<span> of an </span>organism<span>.</span>
Umbilical cord and haploid
D. all of the above because
Repair of damaged tissue.
Growth of an organism.
Replace old and dying cells.