One popular gene editing tool is called CRISPR. It is fast, cheap, and very precise. Scientists can use it to remove or change small parts of DNA. For example, gene editing could help people with serious illnesses like cancer or genetic diseases. It could also make plants stronger, so they survive better in bad weather. However, using gene editing on humans is much more controversial.
Many people worry about the ethics of gene editing. Ethics are rules about what is right and wrong. Some people think it is wrong to change human DNA, especially if it is not just to cure disease but to improve appearance, intelligence, or strength. This is sometimes called “designer babies.” Others fear that only rich people could afford gene editing, which would not be fair to everyone.
There is also a risk of mistakes. If scientists make a mistake while editing DNA, it could cause new health problems. Some changes might be passed on to future generations, which means the effects could last for many years. Because of this, some countries have strict regulations about gene editing and how it can be used.
In the end, gene editing has the power to do great good, but also to create new problems. People around the world are talking and thinking about the best way to use this technology. Scientists, governments, and the public must work together to decide what is safe, fair, and right.
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Challenging Words and Their Explanations:
- DNA: The material in our cells that carries information about how we grow and look.
- ethical/ethics: Related to what is right and wrong; rules about good and bad actions.
- controversial: Something that many people argue about or disagree on.
- fair: Treating everyone in the same way, without giving special advantages to some.
- regulations: Official rules made by the government to control how something is done.
Comprehension and Vocabulary Exercises
Comprehension Questions
- What is the main idea of the text?
- What does gene editing allow scientists to do?
- Why do some people think gene editing is controversial?
- What are two possible good uses for gene editing mentioned in the text?
- What does the word fair mean in the text?
- What tool do scientists often use for gene editing?
- Why do some countries have strict regulations about gene editing?
True or False Statements
- DNA is a material that tells our bodies how to grow and work.
- Gene editing is only used in plants.
- Some people worry that gene editing is not fair for everyone.
- Designer babies means using gene editing to cure diseases only.
- Regulations are official rules made by the government.