ahlam1399
10-30-2014, 04:24 AM
http://i.ytimg.com/vi/92oHNd8vFwo/default.jpg (http://www.youtube.com/watch?v=92oHNd8vFwo&feature=youtube_gdata)
The Evolutionary Epic: Crash Course Big History #5 (http://www.youtube.com/watch?v=92oHNd8vFwo&feature=youtube_gdata)
In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array...
From:CrashCourse (http://www.youtube.com/channel/UCX6b17PVsYBQ0ip5gyeme-Q)
Views:301
http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_half_11x11.gif
26ratings
Time:15:05More inEducation (http://www.youtube.com/videos?c=27)
أكثر... (http://www.youtube.com/watch?v=92oHNd8vFwo&feature=youtube_gdata)
The Evolutionary Epic: Crash Course Big History #5 (http://www.youtube.com/watch?v=92oHNd8vFwo&feature=youtube_gdata)
In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array...
From:CrashCourse (http://www.youtube.com/channel/UCX6b17PVsYBQ0ip5gyeme-Q)
Views:301
http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_full_11x11.gif http://gdata.youtube.com/static/images/icn_star_half_11x11.gif
26ratings
Time:15:05More inEducation (http://www.youtube.com/videos?c=27)
أكثر... (http://www.youtube.com/watch?v=92oHNd8vFwo&feature=youtube_gdata)