Send the link below via email or IMCopy
Present to your audienceStart remote presentation
- Invited audience members will follow you as you navigate and present
- People invited to a presentation do not need a Prezi account
- This link expires 10 minutes after you close the presentation
- A maximum of 30 users can follow your presentation
- Learn more about this feature in our knowledge base article
Do you really want to delete this prezi?
Neither you, nor the coeditors you shared it with will be able to recover it again.
Make your likes visible on Facebook?
Connect your Facebook account to Prezi and let your likes appear on your timeline.
You can change this under Settings & Account at any time.
Transcript of GM Food
works in more detail
Next time . . .
Vitamin A gene added to the rice plant.
in orange foods like carrots and sweet potatoes
to make food
most popular GM crops today
grown all over the world
used primarily as food for animals.
Bt gene produces the chemical in the corn that kills the pest
harmless to people and animals
lives in the ground and makes a natural poison that kills insects
it doesn’t hurt people at all!
to make crops
Shoppers did not purchase
1997 - : FlavrSavr not grown any more
People did not trust this new GM food.
They did not buy it.
FlavrSavr Tomato did not taste very good
Problems with FlavrSavr Tomato
stops the chemical that makes tomatoes get soft
Tomatoes stay fresh for longer.
What’s special about FlavrSavr
go bad quickly
get too soft
do not taste good
problems with ordinary tomatoes
First GM food to be sold in US supermarkets
to make food
stay fresh longer
genetically modified food
Golden Rice still being studied for safety
Current state of play
Reason for the tomato going bad
Special chemical inside starts to work after it is picked.
Tomatoes become soft.
target problems: rootworm
dangerous to people and the environment
lack of Vitamin A
a million children die each year
300,000 go blind
The worm gets inside the corn plant and it eats it.
They can kill an entire corn crop.
Bt gene added to corn plants
“dangerous to eat?”