A Level Biology Revision “Centrioles, Cilia and Flagella”
Author: Freesciencelessons via YouTube
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In this video, we look at the structure and function of centrioles, cilia and flagella. First we look at centrioles and their roles in eukaryotic cells including the assembly of spindle fibres during cell division. We then look at the role of centrioles in cilia and flagella.
Image credits:
Animal cells
https://commons.wikimedia.org/wiki/File:Eukayotic_Cell_(430x_maginification).jpg
https://upload.wikimedia.org/wikipedia/commons/c/cd/Eukayotic_Cell_%28430x_maginification%29.jpg
Chlamydomonas
https://commons.wikimedia.org/wiki/File:Chlamydomonas_globosa_-_400x_(13263097835).jpg
https://upload.wikimedia.org/wikipedia/commons/4/4e/Chlamydomonas_globosa_-_400x_%2813263097835%29.jpg
Mitotic spindle (image enlarged)
https://commons.wikimedia.org/wiki/File:Mitotic_MDCKs.jpg
Ian P Newton & Paul L Appleton, CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0, via Wikimedia Commons
Cilia
https://commons.wikimedia.org/wiki/File:Bronchiolar_epithelium_3_-_SEM.jpg
https://upload.wikimedia.org/wikipedia/commons/3/39/Bronchiolar_epithelium_3_-_SEM.jpg
Sperm cell diagram
https://commons.wikimedia.org/wiki/File:201304_sperm.png
https://upload.wikimedia.org/wikipedia/commons/b/be/201304_sperm.png
Chlamydomonas flagellum
https://commons.wikimedia.org/wiki/File:Chlamydomonas_TEM_17.jpg
Dartmouth Electron Microscope Facility, Dartmouth College, Public domain, via Wikimedia Commons