【单选题】

{{B}}Passage OneQuestions 26 to 28 are based on the passage you have just hearD、{{/B}}

A、Animals with the exact same genes can be different in sizes and character traits.
B．Animals with the exact same genes can only be the sizes and character traits.
C．Animals with different genes can be the same in sizes and character traits.
D．Animals with different genes have been cloned all over the worlD、