Flashcards in BIOCHEM LAB - Nucleic Acids Deck (169)
Loading flashcards...
1
monomer unit of nucleic acids
nucleotides
2
NA carries a __ charge on the oxygen of the phosphate component
-
3
not nutrient biomolecules because ---
they can be biosynthesized
4
NA are branched or unbranched?
unbranched
5
a 5-carbon monosaccharide in ring form as heterocyclic hemiacetal derived from furan
PENTOSE
6
has a deoxyribose sigar with OH group on 3' position of sigar ring
DNA
7
has a ribose sugar with OH group at 2' and 3' positions of sugar ring
RNA
8
No NA, NO ___
Organism
9
blueprint of an organism is encoded in
NA
10
nitrogen base is attached to the 1' carbon of sugar through a what type of bond
glycosidic
11
fused bicyclic base
purine
12
monocyclic base, 6membered rin
pyrimidine
13
purines are attached to sugar by what beta-glycosidic bond
N9 - C1
14
pyrimidines are attached to sugar by what beta-glycosidic bond
N1-C1
15
More susceptible to H hydrolysis due to greater dipositivity of glycosyl bonds
glycosidic bonds to purine
16
IUPAC name of cytosine
2-oxo-4-aminopyrimidine
17
IUPAC name of thymine
5-methyl-2,4-dioxopyrimidine
18
IUPAC name of uracil
2,4-dioxopyrimidine
19
bases that are planar
pyrimidine
20
bases that are very nearly planar with a slight pucker
purine
21
IUPAC name of adenine
6-aminopurine
22
IUPAC name of guanine
2-amino-6-oxopurine
23
most polar base
Guanine
24
least polar base
thymine
25
gives NA their acidic and anionic character
phosphate
26
phosphate is attached to what carbon atom
5' c of the sugar component
27
type of bond between phosphate groups
phosphate anhydride or pyrophosphate bond
28
small proteins containing basic amino acids: lysine and arginine
histones
29
in circular DNA, the type of hydrogen bonding is intra or inter
INTRA
30
