DNA Composition and Replication

Front

Why is DNA important?

Back

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

Front

Which organelle is DNA usually found in?

Back

Nucleus.

Front

What type of organisms have DNA in their nucleus?

Back

Eukaryotes.

Front

What is the structure of DNA?

Back

DNA is a double helix composed of nucleotides.

Front

What are the building blocks of DNA?

Back

Nucleotides, which consist of a sugar, a phosphate group, and a nitrogenous base.

Front

Name the four nitrogenous bases in DNA.

Back

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

Front

What base pairs with Adenine in DNA?

Back

Thymine (T).

Front

What is the process of DNA replication?

Back

The process by which DNA makes a copy of itself before cell division.

Front

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

Back

Helicase.

Front

What is the role of DNA polymerase?

Back

It synthesizes new DNA strands by adding nucleotides complementary to the template strand.