Smartbook Chapter 15: Eukaryotic Gene Regulation

Select examples of how gene regulation benefits eukaryotic organisms

- The ability to respond to changes in nutrient availability - The ability to respond to environmental stresses

General transcription factors are required for the binding of __________ _____________ to the core promoter and its progression to the elongation stage.

Blank 1: RNA Blank 2: polymerase

The ability of humans to develop tans to protect their skin cells from UV rays by inducing genes that provide protection against UV radiation is an example of gene ______________

Blank 1: regulation

The phenomenon where the level of gene expression is controlled so that genes can be expressed at high or low levels is called gene _____________-

Blank 1: regulation or regulator

Proteins that regulate the rate of transcription of target genes are called ________________ transcription factors.

Blank 1: regulatory

If gene regulation acts to prevent translation, what molecule will not be produced?

Protein

Select the steps at which gene regulation can occur.

Transcription Posttranslational modification Translation RNA processing

Activators bind to ______.

enhancers

Gene regulation means that ______.

gene expression can be controlled so that genes can be expressed at high or low levels

Human nerve cells and muscle cells look quite different from each other due to differences in ______.

gene regulation