Use this phylogeny to answer these questions. 1. Which groups share the character of having hair? 2. Which groups share the character of having amniotic eggs? 3. If we want to analyze the groups that share the character of having a bony skeleton which would be the correct outgroup? Ray-finned fish Rodents & rabbits Dinosaurs Crocodiles & birds Sharks Amphibians Primates Pre-orbital fenestra Hair Amniotic egg Four limbs Bony skeleton Vertebrae

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Learning and memory

Learning is defined as a relatively permanent and irreversible adaptive change in behavior. It always results from experience. The ability of an organism to store and recall the effects, sensations, and knowledge gained through learning and experience is called memory.