The nitrogenous bases in DNA are held together by bonds. When DNA makes a copy of itself, it is called . Genes contain a specific of nucleotides that code for a certain protein. In DNA, adenine bonds to thymine, and cytosine bonds to guanine.

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.

i think this picture will you.

her affection for her parents makes her an especially sympathetic character.

i would think a oil tanker that has leaked in a bay