Post-UTME Biology 2019 Objective — Question 4
Question 4 of 20 from the Post-UTME Screening (Post-UTME) Biology 2019 Objective paper, with the correct answer and a full explanation.
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In man, the ability to roll the tongue is a variation classified as
- A. anatomical
- B. physiologicalCorrect
- C. structural
- D. morphological
Explanation
Tongue rolling is a physiological variation controlled genetically but expressed as a functional trait.
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