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Level A1 – BeginnerCEFR A1
2 min
71 words
- Scientists grew brain-like tissue in the lab.
- The tissue grew without animal materials.
- Living human cells live inside the tissue.
- A new support helps cells attach and grow.
- The support has many small holes inside.
- The holes let oxygen and food move.
- Cells can form networks like a brain.
- Doctors can test medicines on these tissue models.
- This may reduce the use of animals.
- Researchers want better tests for diseases.
Difficult words
- tissue — group of similar cells in the body
- cell — small living unit of an animal or plantcells
- support — material used to hold and help cells grow
- oxygen — gas that animals and cells need to live
- medicine — drug used to treat illness or symptomsmedicines
- disease — illness that changes how the body worksdiseases
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Have you ever visited a science lab?
- Would you be happy if scientists used fewer animals?
- Would you like to work with cells in a lab?
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