4.1 study guide Flashcards
1
Q
What did Griffith Research?
A
researched pneumonia
2
Q
What are Chargaffs rules?
A
A=T, C=G
3
Q
What does anti-parallel mean?
A
DNA strands run in opposite directions of eachother.
4
Q
Which part of a DNA nucleotide is not always the same?
A
Nitrogenous base
5
Q
Which bases are Purines?
A
A, G
6
Q
Nucleotides are bonded from phosphate to sugar between __ and __ carbons?
A
3 and 5
7
Q
What did Avery research?
A
if a protein or DNA was the transforming factor
8
Q
What is the weakest bond?
A
Hydrogen
9
Q
What type of group has the element phosphorus in it?
A
Phosphate group
10
Q
What type of bond hold the nucleotides together to create the sugar/phosphate backbone?
A
Covalent bonds
