Answer:
B AUG
Explanation: The start codon is AUG. Once this codon is detected, the cell knows that this is when to start putting the amino acids together to make the protein.
DNA is a group of nucleotides that are linked together. The hydrogen bonds are responsible in making the double helix structure stable. The two strands of DNA are linked and stays in a stable shape because of the hydrogen bonds located between adenosine and thymine base pairs. Three hydrogen bonds are between cytosine and guanine.