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What is the name of the Earth's geological era that lasted from about 252 to 66 million years ago?
Answer
Mesozoic
Which genus includes modern humans and their closest extinct relatives?
Answer
Homo
What type of selection occurs when individuals with intermediate phenotypes have higher fitness?
Answer
Stabilizing selection
Which mass extinction event marked the end of the non-avian dinosaurs?
Answer
Cretaceous-Paleogene extinction
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What type of selection occurs when individuals with intermediate phenotypes have higher fitness?
Answer
Stabilizing selection
What is the closest living relative to the hippopotamus?
Answer
Cetaceans
Which mass extinction event marked the end of the non-avian dinosaurs?
Answer
Cretaceous-Paleogene extinction
Which early human ancestor species is represented by the fossil skeleton 'Lucy'?
Answer
Australopithecus afarensis
What is the term for a body part that has lost its original function through evolution?
Answer
Vestigial organ
What is the name for the gradual change in species over time?
Answer
Evolution
Which islands did Charles Darwin visit that greatly influenced his theory of evolution?
Answer
Galapagos Islands