Author: Freesciencelessons via YouTube
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In this video, we look at epigenetics. First we look at how the level of histone acetylation and DNA methylation can allow genes to be silenced. We then look at the role of epigenetics in diseases such as cancer. Finally we explore how epigenetic tags can be passed from mother to offspring.

Image credits:

Cells with heterochromatin and euchromatin
https://commons.wikimedia.org/wiki/File:Heterochromatic_versus_euchromatic_nuclei.jpg
Mikael Häggström, M.D. Author info – Reusing images- Conflicts of interest:  NoneMikael Häggström, M.D.Consent note: Consent from the patient or patient’s relatives is regarded as redundant, because of absence of identifiable features (List of HIPAA identifiers) in the media and case information (See also HIPAA case reports guidance)., CC0, via Wikimedia Commons

Breast cancer awareness ribbons
https://commons.wikimedia.org/wiki/File:Breast_Cancer_Awareness_Month.png
Federal Government, Public domain, via Wikimedia Commons

Pregnancy
https://commons.wikimedia.org/wiki/File:Swanger_vrou2.jpg
Swangerschaft, CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0, via Wikimedia Commons

Litter of rats
https://commons.wikimedia.org/wiki/File:Rat_litter.jpg
No machine-readable author provided. Hippocampus~commonswiki assumed (based on copyright claims)., CC BY-SA 3.0 http://creativecommons.org/licenses/by-sa/3.0/, via Wikimedia Commons

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