WHY DO WE ALL LOOK SO DIFFERENT? THINKING ABOUT DIFFERENCES Find someone in the class that looks different to you! 1. Describe how you are similar in appearance. 2. Describe how you differ from each other in physical appearance. IMPORTANT! You must practice 3. Why do we have different physical traits? being considerate, appropriate, and respectful during this activity. It has a lot to do with DNA! Deoxyribonucleic acid (DNA) is a nucleic acid. It contains the genetic instructions used in the development and functioning of living organisms. 1. According to the documentary, why did some stone age humans develop darker skin? 2. According to the documentary, why did some stone age humans develop lighter skin? Why do modern humans differ in physical appearance? But it’s really all about Stone Age migration! How else did this Stone Age communities adapt to new and changing environments?