Answer the following question: Answer the following question given this paragraph: There is great variation among species that make up the animal kingdom. Some of this variation is shown in Figure below . Despite the variation, there are a number of traits that are shared by all animals. The fact that all animals have certain traits in common shows that they share a common ancestor. How did such a diverse group of organisms evolve? What traits do all animals share? Read on to find out. Q: The fact that all animals have certain traits in common shows that they share what? Choices: - a common gene - a common brain - a common planet - a common ancestor A:
Answer:
a common ancestor