How does epigenetics influence gene expression?

Question

How does epigenetics influence gene expression? Does angelman syndrome come from mother or father? How does environmental factors affect epigenetics?

Expert · Accepted Answer

PS 231 Caine Week 13 (last week!)   Epigenetics influence whether gene expression occurs. When a gene is too tightly wound, no transcription occurs so the gene is mute. When a gene is loosely wound, transcription occurs and the gene is turned on.   Environmental experiences cause an inheritance of effects seen as epigenetic marks. Epigenetic marks show when a gene is turned off. This is seen in the grandchildren and great-grandchildren of people who lived through a famine. They have epigenetic marks that decrease obesity and diabetes (less metabolic disorders). Pemberton was the first to study epigenetic marks as a result of famine.   There is evidence that deletions in chromosomes have a tag marking which parent they come from. For instanc

How does epigenetics influence gene expression?

How does epigenetics influence gene expression? Description

School: Boston University

Department: Psychology

Course: Physiological Psychology

Professor: Professor liederman

Term: Fall 2015

Tags: HPAaxis, stress, Hpc, NurturingvsNeglect, StressDwarfism, EpigenerationalExperiences, ChildAbuseEffects, epigenetics, FPS, DNAmethylation, control, predictability, Physiology, and EnrichedvsBlankEnvironment

Cost: 25

Name: Caine PS 231 Week 13

Description: Exam material.

Uploaded: 04/27/2017

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PS 231 Week One Notes

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PS 231 Caine Week Two

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PS 231 Week 3 Notes Caine

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PS 231 Week 4 Caine

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PS 231 Week 5 Caine

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Study Guide Exam 1 PS 231 Caine

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PS 231 Caine Week 8

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PS 231 Caine Week 9 Notes

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PS 231 Caine Exam 2 Study Guide

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Caine PS 231 Week 11

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Caine PS 231 Week 12

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Caine PS 231 Exam 3 Study Guide

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Chapter 2, part 1

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PS 231 Week One Notes

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PS 231 Caine Week Two

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PS 231 Week 3 Notes Caine

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PS 231 Week 4 Caine

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PS 231 Week 5 Caine

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Study Guide Exam 1 PS 231 Caine

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PS 231 Week 6 Caine

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PS 231 Caine Week 7 Notes

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PS 231 Caine Week 8

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PS 231 Caine Week 9 Notes

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PS 231 Caine Week 10 Notes

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PS 231 Caine Exam 2 Study Guide

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Caine PS 231 Week 11

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Caine PS 231 Week 12

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Caine PS 231 Exam 3 Study Guide

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Chapter 2, part 1

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PS 231 Caine Week Two

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PS 231 Week 5 Caine

How does epigenetics influence gene expression?
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