Viruses

Bozeman Science
Bozeman Science
533.5 هزار بار بازدید - 12 سال پیش - Life on Earth 003 -
Life on Earth 003 - Viruses

Paul Andersen describes the important characteristics of viruses.  He starts with a brief description of origin theories.  He then describes the two characteristics of all viruses; genetic information and protein coats.  He also describes how some viruses use specialized envelopes to gain entry to their host cells.  He also explains the lytic and lysogenic reproductive cycles.

Intro Music Atribution
Title: I4dsong_loop_main.wav
Artist: CosmicD
Link to sound: http://www.freesound.org/people/Cosmi...
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12 سال پیش در تاریخ 1391/01/14 منتشر شده است.
533,527 بـار بازدید شده
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