A 3 month old male with complex medical history presents to your clinic. He has Tetralogy of fallot, repaired choanal atresia, and combined sensorineural hearing loss. He is at the 5th% for height and 10% for weight. Physical exam shows a small infant with dysmorphic features including small cupped ears, micrognathia, a linear defect in the left iris, a 3/6 systolic ejection murmur and good capillary refill. What syndrome best accounts for this constellation of symptoms? 

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What is the study of the origin and evolution of Earth, its continents, oceans, atmosphere, and life?​

Which animal below is a mammal?​

Which of the following is a trace fossil?

The Tiktaalik roseae fossil is important because it likely captured:

The complex series of orogenies along the western coast of North America is called the:

Organisms with an evolutionary advantage are those that:

A tetrapod is a(n) ____.