Bioethics

Case Study & Discussion

Genetically Modified Food & Labeling

What are GM Food?
- genetically modified foods
- foodstuffs containing genetically modified organisms (GMOs)

What are GMOs?
- organisms which have their genetic structure modified using biotechnology
- can be genetically modified crops, animals and micro-organisms

Major GM crops
- soybeans
- maize
- tomatoes

Report on Common GM Food

Food containing GM ingredients (without GM labels)

Crunch Milk Chocolate with Crisped Rice 43.9 g
(producer: Nestle Dairy Farm)

Pak Fook Beancurd Dessert 240 g
(producer: Nestle Dairy Farm)

Vitasoy Fresh Soya Milk 236 ml
(producer: Vitasoy)

Pak Fook Fresh Soya Milk 236 ml
(producer: Nestle Dairy Farm)

Can you think of any other GM foods in Hong Kong?

GM Foods with GM label

McCain Fries
(producer: McCain Foods)

Pest-resistant Super-Corn

Genetically Modified Tomato Juice

Try to find out these GM foods in the supermarket, see whether there are GM labels on them?

Where are the new genes come from?

GM foods contain one or more new genes coming from other organisms.
Try to find out where do those new genes come from for each GM food in the following chart.


Source of gene

Key


Function

1. Enhance the strength of disease-resistance
2. Enhance the strength of tolerance to herbicides
3. Enhance the strength of pest-resistance
4. Reduce the accumulation of heavy metals
5. Enhance the strength of tolerance to heavy metals
6. Increase the production of pharmaceutics

 

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