In the nucleus, the cell copies the dna blueprint to rna. like dna, rna has four nitrogen bases, but in rna, the base replaces the base thymine.
a - alanine
b- guanine
c- uracil
d- valine

As a small change in a person's dna can cause a genetic disorder

Anurse is caring for a client who is learning how to take care of a newly created colostomy. when observing a return demonstration of the colostomy irrigation, the nurse evaluates that more teaching is required when the client carries out what procedure?

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