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In this video, we look at the sizes of cells. We explore the meaning of the words millimetre, micrometre and nanometre and how these relate to cells and the objects within cells.
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Image credits:
Helicobacter pylori By Yutaka Tsutsumi, M.D. Professor Department of Pathology Fujita Health University School of Medicine [Copyrighted free use], via Wikimedia Commons
Lymphocyte By No machine-readable author provided. NicolasGrandjean assumed (based on copyright claims). [GFDL (http://www.gnu.org/copyleft/fdl.html), CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/) or CC BY-SA 2.5-2.0-1.0 (http://creativecommons.org/licenses/by-sa/2.5-2.0-1.0)], via Wikimedia Commons
Little finger By Pogrebnoj-Alexandroff - open free cources, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=1939117
Ballpoint CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=179315
German shepherd By Ellen Levy Finch (Elf) - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=80113
Neutrophils By Dr Graham Beards - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=20521666
Haemoglobin By Zephyris at the English language Wikipedia, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=2300973