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