DNA Structure and History

Front

Adenine always pairs with

Back

Thymine

Front

Why is DNA important?

Back

It serves as the blueprint for traits of all living things.

Front

What are the 4 bases that make up the rungs of the DNA ladder?

Back

Adenine, Guanine, Thymine, Cytosine.

Front

What was Watson and Crick's main scientific accomplishment?

Back

Building the first accurate model of DNA.

Front

From his work with mice and pneumonia-causing bacteria, Frederick Griffith discovered what?

Back

Transformation.

Front

What is the structure of DNA?

Back

A double helix made of two strands of nucleotides.

Front

What are nucleotides composed of?

Back

A phosphate group, a sugar (deoxyribose), and a nitrogenous base.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What is base pairing in DNA?

Back

Adenine pairs with Thymine, and Guanine pairs with Cytosine.

Front

What is the role of DNA in cells?

Back

DNA stores genetic information and provides instructions for protein synthesis.