Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
|
What are the nitrogenous bases that are pyrimidines?
|
Cytosine
Thymine Uracil |
|
|
What are the nitrogenous bases that are purines?
|
Adenine
Guanine |
|
|
Primer
|
short strand of RNA which initiates DNA duplication
|
|
|
DNA polymerase III
|
elongates strand that is being made
|
|
|
Primase
|
enzyme that lays down primer
|
|
|
DNA polymerase I
|
Replaces RNA primer with DNA
|
|
|
ligase
|
joins together DNA fragments
|
|
|
Helicase
|
untwists DNA parent strand at replication forks
|
|
|
Topoisomerase
|
nicks DNA to relieve tension from unwinding
|
|
|
Single-stranded binding protein
|
binds to and stabilizes single-stranded DNA before it is used as a template
|
