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Level A1 – BeginnerCEFR A1
2 min
76 words
- Toxoplasma is a very small parasite that infects people.
- About one third of people carry it.
- It often causes mild illness but sometimes serious problems.
- People with weak immune systems are at risk.
- If not treated early, infection can become chronic.
- In chronic stage the parasite hides and forms brain cysts.
- Researchers used glowing tags to watch growth live.
- They found a bright protein signal in the nucleus.
- This discovery may help find new drug treatments.
Difficult words
- parasite — a small organism that lives in or on others
- infect — to make someone have a diseaseinfects
- chronic — a long-lasting condition or illness
- immune — the body's system that fights infection
- cyst — a small sac or pouch in the bodycysts
- protein — a large molecule found in cells
- nucleus — the center part of a cell
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Discussion questions
- Have you heard of parasites before?
- Do you wash your hands to avoid infection?
- Do you like science and research?
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