In what cases does the supreme court have original jurisdiction?

Of the Constitution distributes the federal judicial power between the Supreme Court's appellate and original jurisdiction, providing that the Supreme Court shall have original jurisdiction in “all cases affecting ambassadors, other public ministers and consuls,” 

Article III, section 2, of the Constitution distributes the federal judicial power between the Supreme Court's appellate and original jurisdiction, providing that the Supreme Court shall have original jurisdiction in “all cases affecting ambassadors, other public ministers and consuls,” and in cases to which a state  is this what u need

Okay, biology isn't exactly my strongest subject (it never has been), but i'm pretty sure the answer is nucleotides. dna is made up of nucleotides. each nucleotide contains a phosphate group, a sugar group, and a nitrogen base. there are four different nitrogen bases: adenine (a), thymine (t), guanine (g), and cytosine (c). a always pairs with t, and g always pairs with c.