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Nutrition & Health Issues

Are genetically modified foods (GMF) safe or dangerous to consume?

Results so far:

Safe
32% 36 votes Total: 114 votes
Danger
68% 78 votes
Safe

When the first Genetic Modification techniques were applied agriculturally to a brand of tomatoes in 1994 to cause them to grow bigger and redder, the public and consumers showed a mixed reaction. A minority consisting mostly of the scientific community and the industry understood what GM was and mainly had not problem with it.

Most people didn't understand what GM actually was, and neither did they care - do you know the chemical structure of the acids in fruit juice? Probably not, and you wouldn't be expected to. However, when a new technology makes its debut into the world there are always skeptics.

A lack of understanding or knowledge breeds mistrust. This is a primal human instinct sometimes, and while it can serve us well on occasion (for example, one might not trust a stranger with your personal belongings or volunteer to trial a new untested drug) it can often have undesirable side effects. Examples could be a fear of the dark, which comes from a basic fear of the unknown.

So, when faced with this new "genetic manipulation" technology, some developed a suspicion of the process and, as is typical to sentiments of fear or mistrust, made their views very public knowledge.

The fact of the matter is, genetically modifying a vegetable's DNA structure will cause changes in the way it may grow. The typical application of this is to cause fruits and vegetables to grow into larger or better tasting. There is no inherent "danger" in the new food. Foods which are dangerous to consume are only dangerous because of unhealthy chemicals or toxins present in them, for example the ricin poison in castor beans or the deadly toxins in the Japanese fugu. DNA, on the other hand, is not a poison.

On this note, it is imperative to mention (to avoid accusations of bias) that it is theoretically possible that a certain genetic modification might cause a plant to grow in a manner that would produce certain chemicals that could be hazardous to human health if consumed. However this is in my mind highly improbable, as the genes manipulated by GMF scientists target such attributes as growth rather than chemical constituency. It is also important to note that any new GM food would undergo examination of chemical content and rigourous testing to ensure its safety. Therefore the danger posed by these chemicals is, in practice, none.

In conclusion, there is no inherent danger posed by GM foods; the "scare" present in the media is derived only from a poor understanding of the technology and a basic suspicion of new things.

Learn more about this author, Martin Michael Rose.
Contact this writer Click here to send Author comments or questions.

Danger

Genetically modified foods, the title alone makes you cringe. As a biologist myself I have an excellent understanding of how these products can be altered to grow what is seen by industry as a better product. For the average consumer in the western world it is supposed to mean that the cost of foods will be cheaper and more readily available. But what is the real cost of these seemingly minor genetic alterations?

The truth is we will probably never know for years to come if there is any drastic effect on us or our environment. It has only been a few years since the results of the first GM crop trials in the UK, the results were in many cases what you would expect. A drop in the numbers of bees and other insects around where these crops where bring grown and it turn a probable reduction in food for plants or other small animals that fed on these insects.

If you do take a drive into the countryside during summer months it is not unusual to see fields upon field of fluorescent yellow flowers. Oil seed rape is now a major crop grown by farmers because of the high revenue generated. It is understandable; farmers are now being severely undercut when selling their produce to supermarkets. If they are given the opportunity to increase profit by using a GM crop resistant to pests then many would take that choice. The more we consume GM foods the less choice we may have over what is GM and what is not. We do not yet fully know the consequences of eating these plants.

Oil seed rape is a highly profitable crop, 30 years ago was almost unknown in the UK. Now its yellow glow can be seen in many a field and alarmingly in a lot of places outside the field where it was never intended to be sown. This must ring alarm bells somewhere, one crop may not be GM but another one might. Is it right that we are releasing GM plants into the environment? Maybe not by choice but carried by the birds or bees. One study in 2003 found that potentially GM pollen could be carried 16 miles by bees fertilizing other plants thought to be too far away. What if by cross pollination these genes were to end up in the environment? Will it still be possible to find organic foods and unadulterated crops ?

There is also the question of how good these GM products are, being GM does not necessarily mean that no chemicals are used in farming. Plants could be made resistant to certain environmental attacks but would include a gene resistant to a specific weed killer allowing the farmer to kill any weeds that come up with the crop with copious amounts of the stuff. There are so many questions still to answer and to ask. While governments are being pushed by industry to grow these products the only way we as consumers can have our say is not to buy them.

Learn more about this author, Catherine M.
Contact this writer Click here to send Author comments or questions.

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