1. Group Members: Cheng Nan ( 12251208 )
Chan Tsz Kwan (12212431)
Wong Sze Ting (12203432)
2. Introducti Properties Examples
on by Chan by Chan by Chan
Latest Survey
Prediction
by Wong situation result by
by Wong Cheng
Conclusio
n by Cheng
3. The GM food stands for the Genetically modified food.
The GM food are foods derived from genetically
modified organisms(GMOs).
GMOs have had specific changes introduced into their
DNA by genetic engineering techniques.
Scientists always want to produce some kinds of food
that can combine many useful properties together.
4. The GM food’s DNA has been changed,
may be added or deleted some gene
segments.
The traits of the food must have
been changed.
The GM food may contain some traits
that the same species don’t have.
It can exist not only in plants but also
in animals.
5.
6.
7.
8. Survey Result
Types of GM food that people have heard or eated
T om ato
12%
29%
Fi sh
53%
35% Soy bea n
24%
Corn
9. Survey Result
The way that people want to choose to know more about the GM food
From t he newspaper s
7% 0% From t he websit e
7%
14%
From t he journal art icle
72%
From b ooks
Others
10. Latest Situation--Advantages
Faster growth
productivity increases provide enough food
pests and insects resistance
avoid usage of pesticides and insecticides
environment friendly
Herbicide tolerance
more nutritional value
Longer shelf life
shipped long distances
11. Latest Situation--Disadvantages
end food diversity
Reduced effectiveness of pesticides
Superbugs
cause an allergic reaction
Unknown effects on human health
Play the role of ‘God’
12. Latest Situation--Development
1994 first apply the GM technology to food
popular
GM food can be found everywhere
GM crops are allowed in China
European Union: some crops
13. Prediction
More GM food developed
People will explore more to GM food
People will be more open to GM food
But still many concerns to GM food
GM food cannot replace traditional food
