DNA Structure and DNA Replication

Front

Which organelle is DNA usually found in?

Back

Nucleus

Front

What determines the code, or information, of a DNA molecule?

Back

The order (sequence) of the nitrogen bases.

Front

What is the goal of DNA replication?

Back

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

Front

What does DNA stand for?

Back

Deoxyribonucleic acid.

Front

Nitrogenous bases are joined by which type of bond?

Back

Hydrogen bonds.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G).

Front

What is the shape of the DNA molecule?

Back

Double helix.

Front

What is the process of copying DNA called?

Back

DNA replication.

Front

What enzyme is responsible for unwinding the DNA double helix during replication?

Back

Helicase.

Front

What is the role of DNA polymerase in DNA replication?

Back

It adds new nucleotides to the growing DNA strand.