bacteria

Definition:
1. The simplest and smallest forms of life.
2. Single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered plants.

Use 'bacteria' in a sentence:

• 1. The bacteria are harmless to humans.
• 2. Bacteria are active practically everywhere.
• 3. There were more bacteria on sidewalks than in the home.
• 4. Bacteria are everywhere.
• 5. The fertiliser releases nutrients gradually as bacteria decompose it.
• 6. To find out, we introduced bacteria to squares of tile, carpet or wood.
• 7. Photoreactivation systems have been found in many organisms from bacteria to marsupials.
• 8. The bacteria in plaque make poisons that attack the gums.
• 9. Under such conditions, the destructive effects of bacteria are diminished.
• 10. Bacteria multiply quickly under favourable conditions.
• 11. Bacteria sticks to food debris in the teeth, causing decay.
• 12. Parts of the shop were very dirty, unhygienic, and an ideal breeding ground for bacteria.
• 13. Bacteria feed on this oil and release hydrogen sulfide gas.
• 14. Tests showed it was contaminated by listeria and other bacteria.
• 15. Some of these bacteria are actually good for you.
• 16. Different types of bacteria existed on public-toilet floors.
• 17. Bacteria in plaque also cause gingivitis and other periodontal diseases.
• 18. Was there a sudden change in the viruses and bacteria around?
• 19. Office carpets collected more bacteria than elsewhere.
• 20. This microscope can magnify bacteria three thousand times their actual size.
• 21. All bacteria are larger than viruses.
• 22. The nondescript bacteria were responsible for the infectivity of the filtrate.
• 23. No bacteria can survive such heat, and no bacteria were found there.
• 24. But the chance of these bacteria being on most surfaces is very low.
• 25. Many bacteria cause diseases.
• 26. Bacteria remain in the body.
• 27. A large number of bacteria collected on a single shoe.
• 28. The colon is the locus of a large concentration of bacteria.
• 29. This type of bacteria can't stand exposure to light.
• 30. Long-time exposure to the damp environment multiplies the bacteria in food rapidly.
• 31. It is possible to multiply these bacteria in the laboratory.
• 32. They can disrupt experiments with the bacteria organisms they carry.
• 33. Bacteria reproduce by dividing and making copies of themselves.
• 34. If your urine specimen shows the presence of bacteria, you'll be prescribed antibiotics.
• 35. Bacteria are invisible to the naked eye.
• 36. The bacteria were then examined under a/ the microscope.
• 37. But how many bacteria actually transfer in five seconds?
• 38. How many bacteria actually transfer in five seconds?
• 39. Exactly which bacteria cause the infection is still unknown.
• 40. The pockets trap more bacteria and food particles.
• 41. Soap destroys the cell walls of bacteria.
• 42. To confirm the diagnosis, the hospital laboratory must culture a colony of bacteria.
• 43. Warm milk is the ideal breeding ground for bacteria.
• 44. Some drugs kill off useful bacteria in the user's body.
• 45. The bacteria were growing in a sugar medium.
• 46. Chlorine is added to kill bacteria.
• 47. Once in the bloodstream, the bacteria adhere to the surface of the red cells.
• 48. And bacteria, primitive forms of life, have been seen there.
• 49. Bacteria are an annoying problem for astronauts.
• 50. It is an effective treatment for the bacteria and does kill it off.