#Question id: 2733
#Unit 2. Cellular Organization
The third strand of triple helix is paired in which scheme?
#Question id: 2734
#Unit 2. Cellular Organization
Although nucleotides bearing the major purines and pyrimidines are most common, both DNA and RNA also contain some minor bases. In DNA the most common of these are _______________ forms of the major bases; in some viral DNAs, certain bases may be hydroxymethylated or glucosylated.
#Question id: 2735
#Unit 2. Cellular Organization
Match the following histone tail modifications with the respective amino acids the modify.
|
COLUMN I |
COLUMN II |
|
I.
Sumoylation |
a) Lysine and
Arginine |
|
II.
Deimination |
b) Lysine |
|
III.
ADP ribosylation |
c) Arginine →
Citrulline |
|
IV.
Methylation |
d) Glutamate |
#Question id: 2736
#Unit 2. Cellular Organization
Which histone molecule produces novel binding sites for protein components of the kinetochore?
#Question id: 2737
#Unit 2. Cellular Organization
The linking number (Lk) of a closed-circular, double-stranded DNA molecule is changed by:
#Question id: 2738
#Unit 2. Cellular Organization
Which of the following function is not served by DNA packaging?