Nucleic Acids and the RNA World Flashcards
1
Q
What is the width of the inside of DNA (excluding the backbone)?
A
2 nm
2
Q
What are the two grooves DNA has?
A
Major and minor
3
Q
What is the tertiary structure of DNA?
A
DNA wrapped around proteins
4
Q
Where is the nitrogenous base connected to on the sugar?
A
1’ carbon of the sugar
5
Q
Where is the phosphate group connected to on the sugar?
A
5’ carbon of the sugar
6
Q
Where is the hydroxyl group on deoxyribose?
A
On the 3’ carbon of the sugar
7
Q
How are deoxyribonucleotides connected?
A
By phosphodiester bonds
8
Q
What are the byproducts of DNA synthesis?
A
Two phosphate groups, water and energy
9
Q
Secondary structure of RNA
A
Most common are hairpins, formed when a single strand folds back on itself to form a double-helix stem and an unpaired loop
10
Q
Ribozymes
A
RNA enzymes
