Flashcard 13.1 and 13.2

Front

What is the significance of the radioactive isotopes chosen by Hershey and Chase?

Back

Phosphorus is abundant in DNA, while sulfur is abundant in protein.

Front

What role does DNA NOT play in a cell?

Back

Translating genetic information in a cell.

Front

Which radioactive isotopes were used in the Hershey-Chase experiments?

Back

Sulfur-35 and phosphorus-32.

Front

What technique did Franklin use to study DNA?

Back

X-ray diffraction.

Front

How are nucleotides joined together to form the DNA chain?

Back

By links between deoxyribose molecules and phosphate groups.

Front

What is DNA's primary function?

Back

Storing and transmitting genetic information.

Front

What are the building blocks of DNA?

Back

Nucleotides.

Front

What are the components of a nucleotide?

Back

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

Front

What is the structure of DNA?

Back

A double helix.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, thymine, cytosine, and guanine.