What does DNA Stand for?
Gregor Mendel
Discovered that traits were passed from generation to generation
Franklin and Wilkins
Used x-rays to discover that DNA was a double helix
What are the two purines?
Adenine and Guanine
Watson and Crick
Won a nobel prize for creating a structural model of DNA (double helix)
What is the type of bond that hold the base pairs together?
a hydrogen bond
What is the shape of DNA?
Double Helix
How many carbons does the sugar in DNA have?
5
How do the bases Pair up?
A-T and G-C
What are the four bases found in DNA?
ATGC
What are the two pyrimidines?
Cytosine and Thymine
Erwin Chargaff
DNA has the same amount of Adenine as thymine and cytosine has the same amount as guanine
Hershey and Chase
DNA is a genetic material not a protein
What does DNA Stand for?
Deoxyribonucleic Acid
What enzyme breaks the bonds between base pairs for DNA replication?
Helicase
What are three parts of a nucleotide?
Sugar, Phospahte, Nitrogen Base
What are the four steps for DNA replication?
Unwinds, Helicase breaks bonds, DNA Polymerase, 2 identical strands
Oswald Avery
Determined genes are composed of DNA
What is the sugar in DNA called?
Deoxyribose
What is the backbone of the DNA Molecule?
Phosphate and Sugar
