Which Is Most Likely True Regarding the Presence of the Lactase

question 61

Multiple Choice

Which is most likely true regarding the presence of the lactase (LCT) allele in European populations?

• A) The LCT allele, which evolved in the European population, increased in frequency after the advent of agriculture.
• B) The LCT allele was brought to European populations by Russian steppe nomads.
• C) Early European farmers did not carry the LCT allele.
• D) a and c
• E) b and c

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