DNA Structure Flashcards
1
Q
What is the structure of DNA?
A
double-stranded with complementary base pairing
2
Q
Does DNA run antiparallel?
A
yes; one strand (5’ to 3’), other strand (3’ to 5’)
3
Q
What are the nitrogenous base pairs and what types of bonds do they have?
A
A-T (2 hydrogen bonds)
C-G (3 hydrogen bonds
4
Q
What type of model does DNA Replication have?
A
semiconservative model - the 2 parental strands separate and serve as template for new strand and stay associated with new strand
5
Q
What are purines and what are pyrimindes?
A
purines - A, G
pyrimindes - C, T
6
Q
what is the bond that connects nucleotides to each other?
A
phosphodiester bonds
