ch 10: DNA structure Flashcards
1
Q
3 pyrimidines
A
cytosine, thymine, uracil (RNA)
2
Q
2 purines
A
adenine and guanine
3
Q
nucleoside
A
base + sugar
4
Q
nucleotide
A
base + sugar + phosphate
5
Q
ATP
A
adenosine triphosphate (very high energy)
-when converted to a nucleotide the two extra phosphates are used up
6
Q
dinucleotide
A
two joined nucleotides
7
Q
oligonucleotide
A
many joined nucleotides
8
Q
paired by 2 hydrogen bonds
A
A & T (U)
9
Q
paired by 3 hydrogen bonds
A
G & C
