"lactase persistence" meaning in English

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      "expansion": "lactase persistence (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "ref": "2016, Joseph Henrich, chapter 6, in The Secret of Our Success […] , Princeton: Princeton University Press, →ISBN:",
          "text": "Lactase persistence is under fairly direct genetic control and involves genes that inhibit the typical mammalian shutdown of the production of lactase after nursing ends.",
          "type": "quote"
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      "glosses": [
        "The continued activity of the lactase enzyme in adulthood, allowing the digestion of lactose in milk."
      ],
      "id": "en-lactase_persistence-en-noun-slm1NOEI",
      "links": [
        [
          "lactase",
          "lactase"
        ],
        [
          "lactose",
          "lactose"
        ]
      ],
      "related": [
        {
          "word": "lactose-free"
        },
        {
          "tags": [
            "noun"
          ],
          "word": "lactose intolerance"
        },
        {
          "tags": [
            "adjective"
          ],
          "word": "lactose intolerant"
        }
      ],
      "tags": [
        "uncountable"
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  "word": "lactase persistence"
}

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      "expansion": "lactase persistence (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "lactose-free"
    },
    {
      "tags": [
        "noun"
      ],
      "word": "lactose intolerance"
    },
    {
      "tags": [
        "adjective"
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      "word": "lactose intolerant"
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          "ref": "2016, Joseph Henrich, chapter 6, in The Secret of Our Success […] , Princeton: Princeton University Press, →ISBN:",
          "text": "Lactase persistence is under fairly direct genetic control and involves genes that inhibit the typical mammalian shutdown of the production of lactase after nursing ends.",
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      ],
      "glosses": [
        "The continued activity of the lactase enzyme in adulthood, allowing the digestion of lactose in milk."
      ],
      "links": [
        [
          "lactase",
          "lactase"
        ],
        [
          "lactose",
          "lactose"
        ]
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        "uncountable"
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  "word": "lactase persistence"
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