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Did you know?
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
Did you know?
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
Did you know?
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Did you know?
Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
Did you know?
The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").
![A freshly applied autograft. Note that the donor skin has been perforated so that it can be stretche](https://biology-forums.com/gallery/47/medium_14755_16_09_12_6_01_25_8780531.jpeg)
![A typical low-side driver (LSD) which uses a control module to control the ground side of the relay ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_8_05_56_29879358.png)