Definition of fertilization membrane
: a resistant membranous layer in eggs of many animals that forms following fertilization by the thickening and separation of the vitelline membrane from the cell surface and that prevents multiple fertilization
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“Fertilization membrane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fertilization%20membrane. Accessed 19 Apr. 2021.
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The first known use of fertilization membrane was in 1931
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