SCI 1000C Lecture Notes - Lecture 17: Herbicide, Chromosome, Canola
27 Oct 2017
School
Department
Course
Professor
Document Summary
Chapter 11- genetically modifies organisms: traditional crop modifications (breeding) have been successful for centuries, this success has accelerated during the past 70 years. Advantages of gmo crops: herbicide resistant (used in about 75% gm crops) Glyphosate: bra(cid:374)"s (cid:374)a(cid:373)e is rou(cid:374)dup: pest resistant (used in about 20% gm crops) Bt: kill"s i(cid:374)se(cid:272)ts whe(cid:374) they are i(cid:374) (cid:272)o(cid:374)ta(cid:272)t with bt: cold/salt/drought tolerant. Recently, a chinese scientist developed a gm rice that is tolerant to salt: phytoremediation, molecular farming: better nutrition, phar(cid:373)a(cid:272)euti(cid:272)als, a(cid:374)ti(cid:271)odies, (cid:862)golde(cid:374) ri(cid:272)e(cid:863), edible vaccines, the top 5 gm crops. Regulations on gmo foods: world (varies, u. s. (by 3 agencies, epa evaluated gm plants for environmental safety, usda evaluates whether the plant is safe to grow, fda evaluates whether the plant is safe to eat. Labeling of gmo foods: agribusiness: should be voluntary and influenced by the demands of the market, co(cid:374)su(cid:373)er i(cid:374)terest"s groups: (cid:373)a(cid:374)datory; (cid:272)o(cid:374)su(cid:373)er"s rights. Agri(cid:271)usi(cid:374)ess u(cid:374)relia(cid:271)le: what % contamination is acceptable (1% and 0%)
