Which of the following traits in humans can be affected by environmental factors? by Sunday | May 16 | Biology WAEC | 0 comments A. skin colour B. eye colour C. baldness D. tongue-rolling Correct Answer: Option A A. skin colour Users Also Read These:The rate of a chemical reaction is NOT affected by…Which of the following traits in humans is an…Which of the following transport systems is most…Disease of animals that can also be transferred to…Physical productivity is affected by all the under…