|
|
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
![An example of genetic homology: a comparison of a short amino acid sequence within the p53 protein f](https://biology-forums.com/gallery/47/medium_33_12_07_11_4_07_41.jpeg)
![A shim (or half shim) may be needed to provide the proper clearance between the flywheel teeth of ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_5_45_20_29789177.png)