DNA Replication Check for Understanding

Front

Why is it crucial that living things are able to replicate their DNA?

Back

Each cell must have its own DNA.

Front

Which of the following best describes a DNA molecule?

Back

Double helix.

Front

Why is DNA important?

Back

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

Front

Where would you find DNA/chromosomes within a cell?

Back

Nucleus.

Front

Which enzyme is responsible for adding nucleotides ('The Builder')?

Back

DNA Polymerase.

Front

What is the structure of DNA?

Back

A double helix composed of two strands of nucleotides.

Front

What are nucleotides made of?

Back

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

Front

What are the four nitrogenous bases in DNA?

Back

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

Front

What is the role of helicase in DNA replication?

Back

It unwinds and separates the two strands of DNA.

Front

What is the function of ligase in DNA replication?

Back

It joins Okazaki fragments on the lagging strand.