Biology Keeping Healthy 0.0 / 5 ? BiologyKeeping HealthyGCSEAQA Created by: MaddiCreated on: 31-08-13 14:22 59472311068 Across 1. Microorganisms which cause disease. (9) 6. Microorganism which takes over body cells and reproduces rapidly, causing disease. (7) 7. The unique protein on the surface of a cell. It is recognised by the immune system as ‘self’ or ‘non self’. (7) 8. Capable of causing infection. (10) 9. Introducing small quantities of dead or inactive pathogens into the body to stimulate the white blood cells to produce antibodies that destroy the pathogens. This makes the person immune to future infection. (11) Down 2. Single-celled microorganisms that can reproduce very rapidly. Many are useful. (8) 3. The nutrient jelly on which many microorganisms are cultured. (4) 4. The condition when the body does not get a balanced diet. (12) 5. If a person's body carries excess fat and their BMI is between 25 and 30. (10) 10. Very overweight, with a BMI of over 20. (5)
Comments
No comments have yet been made