DNA & Gene Expression

Front

A molecule of DNA is a polymer composed of _____________.

Back

nucleotides

Front

What is the name given to part of a DNA molecule that codes for a protein?

Back

Gene

Front

When a gene is turned on, it is...

Back

being expressed

Front

How is the information in a DNA molecule expressed in an organism?

Back

through proteins

Front

What causes the change in the fur color of the arctic fox?

Back

gene expression for fur color is regulated by temperature

Front

What are the building blocks of DNA?

Back

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

Front

What is the role of RNA in gene expression?

Back

RNA acts as a messenger carrying instructions from DNA for controlling the synthesis of proteins.

Front

What is a gene?

Back

A segment of DNA that contains the instructions for making a specific protein.

Front

What is the process of transcription?

Back

The process by which the information in a gene is transferred to messenger RNA (mRNA).

Front

What is translation in the context of protein synthesis?

Back

The process by which ribosomes create proteins using the information carried by mRNA.