As a substrate for evolution to work upon, cis-regulatory sequences are excellent targets because?  Multiple choice

A

Simple to modify or delete an enhancer compared to making subtle changes to the amino acid coding potential of a gene.

B

More likely to avoid lethality due to the continuation of other essential aspects of the gene's expression pattern.

C

Changes to switches of key developmental regulatory genes have the potential to create new circuits of gene regulatory activity., (Correct answer)Changes to switches of key developmental regulatory genes have the potential to create new circuits of gene regulatory activity.

D

A change may only impact a specific aspect of the overall expression of the gene.

Log in for full answers

We've collected over 50,000 authentic original questions and detailed explanations from around the globe. Log in now and get instant access to the answers!

Similar Questions

True or false: repressible positive regulation occurs when the gene is transcribed in the presence of a specific small molecule?

True or false: inducible negative regulation occurs when the gene is not transcribed in the presence of a specific small molecule?

The trp operon is an example of a Blank 1 Question 13[select: , negative repressible, operator, blocks, enhances, promotor, negative inducible, positive repressible, positive inducible, activator] operon. This is because its regulatory region contains an Blank 2 Question 13[select: , negative repressible, operator, blocks, enhances, promotor, negative inducible, positive repressible, positive inducible, activator] , which suppresses transcription and because binding of tryptophan to the repressor protein Blank 3 Question 13[select: , negative repressible, operator, blocks, enhances, promotor, negative inducible, positive repressible, positive inducible, activator] transcription.

A deletion of the lacP (promoter) region in the lac operon would result in which of the following?

More Practical Tools for Students Powered by AI Study Helper

Join us and instantly unlock extensive past papers & exclusive solutions to get a head start on your studies!