Research the causes of these more general types of symptom: 1  Stool symptoms (2508 causes). 2  Constipation (726 causes). 3  Digestive symptoms (5299 causes). 4  Bowel problems (2509 causes). 5  Bowel movements (2383 causes). 6  Intestinal symptoms (5299 causes). 7  Lower abdominal symptoms (3048 causes). 8  Abdominal symptoms (5930 causes).
Some poisons are also toxins, which is any poison produced by animals, vegetables or bacterium, such as the bacterial proteins that cause tetanus and botulism. A distinction between the two terms is not always observed, even among scientists. The derivative forms toxic and poisonous are synonymous.
Helpful and Harmful Bacteria. A bacteria is a microscopic single celled organism that can only be viewed under a microscope. There are numerous types of bacteria. They can be classified as either helpful or harmful. In addition, they also come in different shapes and sizes.The different shapes include rod, sphere and spiral.Some bacteria depend on oxygen for their survival, these are called aerobic.here are numerous types of bacteria. They can be classified as either helpful or harmful. In addition, they also come in different shapes and sizes. The different shapes include rod, sphere and spiral.