This short video clip illustrates how cell cultures derived from human embryonic stem cells can reproduce indefinitely and also differentiate into specialized cell types, including beating heart cells.

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Discover how Darwin's curiosity, his passion for natural history, his voyage on the Beagle, and his use of the scientific process led to the publication of his groundbreaking book (Description from the website). The 7 videos in this series of evolution can be found here: http://www.pbs.org/wgbh/evolution/educators/teachstuds/svideos.html

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In this PNAS podcast, the concept of the relatively new "gene drive" biotechnology application is discussed, particularly as it applies to the potential to impact control of malarial vectors in wild populations. The mechanistic nature of the procedure is discussed, as are social considerations for future use of this technique.

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This module provides a "skill check" with questions for students to gauge their general understanding of Mendelian (classical) genetics. Also contained are four content modules on the following: Mendelian genetics Carbohydrates Variations on Mendelian genetics Chromosomal basis of genetics Molecular basis of genetics Content modules include videos, articles, figures, and illustrations...

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