Definition of yolk nucleus
1
: a formed body possibly associated with yolk formation present in the cytoplasm of many developing oocytes
2
: a nucleus in yolk : vitellophag
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“Yolk nucleus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/yolk%20nucleus. Accessed 19 Aug. 2022.
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