DNA Structure and Replication

Front

Which bases are pyrimidines?

Back

Thymine and Cytosine

Front

Which enzyme proofreads the new DNA strand during replication?

Back

DNA Polymerase

Front

What is the name of the sugar found in DNA?

Back

Deoxyribose

Front

DNA replication results in two DNA molecules, considered semi-conservative because...

Back

each one with one new strand and one original strand

Front

What is the goal of DNA replication?

Back

To make a new copy of DNA from an existing strand of DNA

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine

Front

What is the structure of DNA?

Back

A double helix made of two strands of nucleotides.

Front

What is a nucleotide composed of?

Back

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

Front

What role does DNA helicase play in DNA replication?

Back

It unwinds the DNA double helix.

Front

What is the function of DNA ligase?

Back

It joins Okazaki fragments on the lagging strand.