Which of the following human traits in a class of school children may give an approximate normal distribution curve when the variation is plotted? by Sunday | May 14 | Biology WAEC | 0 comments A. Blood groups B. Ear shapes C. Sex distribution D. Heights Correct Answer: Option D D. Heights Users Also Read These:Assuming that ‘A’ is gene for normal skin and it is…A normal supply curve has a positive slope which…The class that controls and supervises the…Which of the following traits is not a morphological…In Faradays law of electrolysis; a graph of the mass…