I can describe that scientists infer the degree Quick Links for Students: of evolutionary relationship among organisms Geologic Time: using physiological traits, genetic information, Classification of Vertebrates: and/or the ability of two organisms to produce Evolutionary relationships: fertile offspring. Essential Ideas: The time needed for biological evolution is geological time, which shows evidence of life appearing on earth about 4 billion years ago I can describe relationship(s) organisms Classify organisms, using similarities and differences in physical and functional characteristics. based on similarities and/or differences in Similarities and differences exist among closely related organisms because they are descended from a physical and/or functional characteristics. common ancestor (e.g., finches” had different beaks due to food sources on the islands where “Darwin’s they evolved). Cladograms are diagrams that organize species in terms of structural features as they appeared in the Organisms evolutionary history of I can describe the similarities and/or Organisms cannot evolve and form new adaptations to habitat or environmental changes within one LS3E differences (i.e., embryology, homology, generation. Change happens very slowly, or not at all. analogous structures, genetic sequences) of Organisms can become extinct if habitat changes quickly given organisms in terms of biological evolution (e.g., Darwin's finches had different Relatedness Reflective Questions for Students: beaks due to food sources on the islands What physical or behavioral characteristics reveal how living things are related? where they evolved). How are related organisms organized on a cladogram? How can you tell which organisms are most closely related? More distantly related? I can describe the evolutionary relationship between two organisms and/ or identify the organisms that are most closely related given a diagram representing an evolutionary tree.
LS3E Relatedness of Organisms I can describe that scientists infer the degree of evolutionary relationship among organisms using physiological traits, genetic information, and/or the ability of two organisms to produce fertile offspring. Quick Links for Students: Geologic Time: Classification of Vertebrates: Evolutionary relationships: Essential Ideas: The time needed for biological evolution is geological time, which shows evidence of life appearing on earth about 4 billion years ago Classify organisms, using similarities and differences in physical and functional characteristics. Similarities and differences exist among closely related organisms because they are descended from a common ancestor (e.g., “Darwin’s finches” had different beaks due to food sources on the islands where they evolved). Cladograms are diagrams that organize species in terms of structural features as they appeared in the evolutionary history Organisms cannot evolve and form new adaptations to habitat or environmental changes within one generation. Change happens very slowly, or not at all. Organisms can become extinct if habitat changes quickly Reflective Questions for Students: What physical or behavioral characteristics reveal how living things are related? How are related organisms organized on a cladogram? How can you tell which organisms are most closely related? More distantly related? I can describe relationship(s) organisms based on similarities and/or differences in physical and/or functional characteristics. I can describe the similarities and/or differences (i.e., embryology, homology, analogous structures, genetic sequences) of given organisms in terms of biological evolution (e.g., Darwin's finches had different beaks due to food sources on the islands where they evolved). I can describe the evolutionary relationship between two organisms and/ or identify the organisms that are most closely related given a diagram representing an evolutionary tree.
Biology%20End%20of%20Course%20Exam%202012.docx