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Genetics is the branch of biology which deals with heredity and variation in living organisms. The modern science of genetics started with the work of Gregor Mendel in the mid-nineteenth century. He found that organisms inherit traits in a discrete way and the basic units of inheritance are now called genes.
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条目 (20+)
Natural History Museum: Triceratops
http://www.nhm.ac.uk/discover/dino-directory/triceratops.html
Inferior Mirages (Water)
http://www.weatherscapes.com/album.php?cat=optics&subcat=mirages_inferior_water
Publishers Weekly - Copyrights vs. Human Rights
http://www.publishersweekly.com/pw/by-topic/columns-and-blogs/cory-doctorow/article/49728-cory-doctorow-copyrights-vs-human-rights.html
Washington Post - Everything you need to know about Congress's online piracy bills, in one post
http://www.washingtonpost.com/blogs/ezra-klein/post/everything-you-need-to-know-about-congresss-online-piracy-bills-in-one-post/2011/12/16/gIQAz4ggyO_blog.html
US State Department - 2010 Human Rights Report: Peru
http://www.state.gov/j/drl/rls/hrrpt/2010/wha/154516.htm
The Time-Honored Urban Activity of Cow Tipping
http://www.truthorfiction.com/rumors/c/cowtipping.htm
Life Sciences in the Twentieth Century
http://depts.washington.edu/hssexec/newsletter/1997/allen.html