GMO Slides 2011 - Overview Motives GMOs and the Environment...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 GMOs and the Environment Overview • Motives • Where the genes come from • Regulation • Risks Video 1: CBS News Glofish Glofish® • Fluorescent protein gene from jellyfish • Developed to detect environmental toxins • Marketed in US since 2003 Registered trademark Phylum Cnidaria Phylum Chordata Genetically distinct organisms Phylogenetic tree What are GMOs? G enetically M odified O rganisms • Genetically engineered • Transgenic - genes from unrelated sp artificially inserted into genome
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Plant and animal selective breeding • Artificial selection practiced for 1000’s of years Plant and animal selective breeding • Artificial selection practiced for 1000’s of years Plant and animal selective breeding • Artificial selection practiced for 1000’s of years Selective breeding • Years to decades • Sexually compatible lineages Genetic engineering • Weeks to months • Unrelated species (spiders and goats) ? Nexia Biotech. – Biosteel™ Genetic engineering methods • Use enzymes to cut gene segments from species A (i.e., a bacterium) • Enzymes to insert genes into species B (i.e., corn)
Background image of page 2
3 Video 2: Frankenfish Source: World Wildlife Federation AquAdvantage® Salmon • Grow twice as fast • Genes from Pacific salmon and ocean pout inserted in Atlantic salmon Concerns about AquAdvantage® Salmon? 1. Escape from captivity?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/04/2011 for the course ECOL 1000 taught by Professor Altizer during the Fall '08 term at University of Georgia Athens.

Page1 / 8

GMO Slides 2011 - Overview Motives GMOs and the Environment...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online