B.14.3 Gene Expression and Regulation

These turn gene expression on and off:

• operons

• operators

• regulatory proteins

• transcription factors

A group of genes that work together:

• operons

• operators

• regulatory proteins

• transcription factors

The region where a DNA-binding protein attaches:

• operons

• operators

• regulatory proteins

• transcription factors

Bind DNA sequences in the regulatory regions to control transcription:

• operons

• operators

• regulatory proteins

• transcription factors

The formation of specialized cells and tissues:

Tags

NGSS.HS-LS1-4

Master control genes that code for the formation of organs

• homeotic gene

• homeobox gene

• hox gene

• blue gene

Codes transcription factors that control the differentiation of cells

• homeotic gene

• homeobox gene

• hox gene

• blue gene

Tags

NGSS.HS-LS1-4

A group of genes that give animals their head to tail structure

• homeotic genes

• homeobox genes

• hox genes

• blue genes

an item of clothing

• homeotic genes

• homeobox genes

• hox genes

• blue genes

What does a TATA box do?

• Inhibits transcription initiation
• Enhances translation process
• Regulates post-transcriptional modifications
• Facilitates transcription initiation