/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Problem 2 Discuss the structure and functi... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 15: Problem 2

Discuss the structure and function of regulatory elements. Where are they located relative to the core promoter?

Short Answer

Expert verified
Regulatory elements are segments of DNA that regulate the process of transcription. They are often located upstream of the core promoter, providing instructions on when and how often transcription should be initiated. The core promoter, on the other hand, is responsible for the initiation of gene transcription itself.

Step by step solution

01

Understanding Regulatory Elements

Regulatory elements are segments of DNA that regulate the activity of the DNA transcription process. They play critical roles in regulating gene expression, essentially telling the genes when to turn 'on' or 'off.' Some regulatory elements work by binding specific proteins known as transcription factors. The binding of these factors can either enhance or repress the transcription process, allowing for precise regulation of gene expression.
02

Identifying the Location of Regulatory Elements

In terms of location, regulatory elements can be found in various regions of the DNA- but they are most commonly located upstream (before) the core promoter. The core promoter is the part of DNA that initiates transcription of the gene. Meanwhile, the regulatory elements upstream of the promoter give instructions to the promoter about when and how often to initiate transcription.
03

Core Promoter's Role

The core promoter is essentially a vital control point for regulated gene expression. Promoters are regions of DNA that initiate transcription of a particular gene. They are located near the transcription start sites of genes, on the same strand and upstream. Promoters can be about 100鈥�1000 base pairs long.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

What is DNA methylation? When we say that DNA methylation is heritable, what do we mean? How is it passed from a mother to a daughter cell?

Describe the steps that need to occur for the glucocorticoid receptor to bind to a GRE.

What is an insulator? Describe two different ways that insulators may exert their effects.

Let's suppose a mutation in the glucocorticoid receptor does not prevent the binding of the glucocorticoid hormone to the protein but prevents the ability of the receptor to activate transcription. Make a list of all the possible defects that may explain why transcription cannot be activated.

Is each of the following statements true or false? A. An enhancer is a type of regulatory element. B. A core promoter is a type of regulatory element. C. Regulatory transcription factors bind to regulatory elements. D. An enhancer may cause the down regulation of transcription.
See all solutions

Recommended explanations on Biology Textbooks

Plant Biology

Read Explanation

Genetic Information

Read Explanation

Microbiology

Read Explanation

Ecological Levels

Read Explanation

Organ Systems

Read Explanation

Communicable Diseases

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.