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Direct linkAlred, Ashley R.; Doherty, Jennifer H.; Hartley, Laurel M.; Harris, Cornelia B.; Dauer, Jenny M. – International Journal of Science Education, 2019
An understanding of biological variation is important for understanding ecological interactions, ecosystem function, and species' response to environmental change. Biological variation is essential to species survival because natural selection acts upon the phenotypic variation within a population: the more varied the population's genetic…
Descriptors: Elementary School Students, Secondary School Students, Knowledge Level, Scientific Concepts
Download full textConley, David T.; McGaughy, Charis L.; Kirtner, Jody; van der Valk, Adrienne; Martinez-Wenzl, Mary Theresa – Online Submission, 2010
Educational Policy Improvement Center (EPIC) researchers visited 38 public high schools around the United States in 2007 and 2008 with the goal of validating and operationalizing a definition of college readiness. Schools in the sample were selected because they were demonstrating success at enabling more students from underrepresented groups to…
Descriptors: High Schools, Public Schools, College Preparation, School Readiness
