Bio MG Gene Regulation & Mutation

A section of DNA that codes for a specific trait is a...

• gene

• chromosome

• chromatin

• genome

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

DNA is located in the_______ of the cell.

• Nucleus

• Ribosome

• Golgi apparatus

• Nucleolus

Tags

NGSS.MS-LS3-1

The ability of an organism to control which genes are transcribed in response to the environment is called gene...

• deletion

• regulation

• substitution

• augmentation

A segment of DNA that contains the genes for the proteins needed for a specific metabolic pathway (process) is called...

• a regulator

• an operon

• an operator

• a nucleotide

The Lac Operon controls the production of...

• lactose

• lactase

• milk

• catalase

The enzyme that breaks down lactose is...

• lactase

• lacterose

• catalase

• protease

When lactose is present, the Lac operon is turned...

• off

• on

When lactose is not present, the Lac Operon is turned...

• off

• on

When a repressor is bonded to the lac operon, this means...

• transcription and translation of lactase will occur

• transcription and translation of lactase will not occur

When an activator is bonded to the lac operon, this means...

• transcription and translation of lactase will occur

• transcription and translation of lactase will not occur