Ch 4 Flashcards
1
Q
pyrimidines
A
nucleobases with one ring
cytosine, thymine, uracil
2
Q
RNA
A
ribose sugar, which has 5 carbons and a hydroxyl group at the 2’, 3’, and 5’ carbons
3
Q
DNA
A
deoxyribose sugar and the 2’ OH is replaced by a 2’H
4
Q
what are nucleic acids made of
A
[nucleobase-sugar-phosphate] monomeric units with the backbone having alternating [sugar-phosphate] units
5
Q
nucleic acids are often
A
double stranded
6
Q
base pairings
A
- G:C
- A:T
- A:U
