National Math and Science Educational Videos


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See video Microevolution Part II Changing Allelic Frequencies

This is the second in the series of Microevolution screencasts.  This recording focuses on changing allelic frequencies and genetic variation.  The PowerPoint was created by Carol Leibl,

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See video Microevolution Part I: Unique Gene Pools

This is the first in the series of Microevolution screencasts.  This recording focuses on unique gene pools and genetic variation.  The PowerPoint was created by Carol Leibl, who is the N

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See video Macroevolution Part II Allopatric Speciation

This is the second in the series of Microevolution screencasts.  This recording focuses on speciation and natural selection.  The PowerPoint was created by Carol Leibl, who is the Nationa

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See video Macroevolution Part III Sympatric Speciation & Punctuated Equilibrium

This is the third in the series of Macroevolution screencasts.  This recording focuses on sympatric speciation and punctuated equilibrium with regard to evolution.  The PowerPoint was cre

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See video Macroevolution Part I Phylogenies

This is the first in the series of Macroevolution screencasts.  This recording focuses on unique gene pools and genetic variation.  The PowerPoint was created by Carol Leibl, who is the N

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See video AP Biology: Introduction to Ecology

These screencasts go along with the new AP Biology Redesign materials that are being produced by a committee of the finest educators we know!  They are created for students and intended as a "

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See video Immune System Part I: Evolution of the Immune System

The Immune System is one of the body systems that is highlighted throughout the new AP Biology Redesign Curriculum Framework.

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See video Immune System Part I: The Evolution of the Immune System

The Immune System is one of the body systems that is highlighted throughout the new AP Biology Redesign Curriculum Framework.

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See video Immune System Part II: The Innate Immune System

The Immune System is one of the body systems that is highlighted throughout the new AP Biology Redesign Curriculum Framework.

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See video The Immune System Part III: The Adaptive Immune System and Cell Mediated Immunity

The Immune System is one of the body systems that is highlighted throughout the new AP Biology Redesign Curriculum Framework.

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