DNA Structure and Replication

Front

Which 2 molecules form the sides (backbone) of the DNA ladder?

Back

Deoxyribose sugar and phosphate.

Front

Guanine bonds with ______________.

Back

Cytosine.

Front

Adenine bonds with ______________.

Back

Thymine.

Front

Which components of DNA are held together by weak bonds?

Back

Cytosine and guanine.

Front

What is the process in which DNA makes an exact copy of itself?

Back

Replication.

Front

What is the structure of DNA commonly described as?

Back

A double helix.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What type of bond connects the nitrogenous bases in DNA?

Back

Hydrogen bonds.

Front

What sugar is found in DNA?

Back

Deoxyribose.

Front

What is the role of DNA polymerase in DNA replication?

Back

It synthesizes new DNA strands by adding nucleotides.