WELCOME to NOVA's Classroom-Based Interactives. Designed for use in
the classroom, these Interactives provide your students the
opportunity to build a deep understanding of the featured science
concept. Each Interactive is accompanied by a background essay,
student handouts, and teacher notes.
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Bones of Contention
Do the work of scientists and use a database to classify actual
fossil records of human ancestors and related species.
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Regulating Genes
Learn the mechanisms that determine how genetic mutations
influence an organism's development.
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