|
|
In 1864, the first barbiturate (barbituric acid) was synthesized.
Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
![Freedom House is a nonprofit institution that uses several different factors to rank countries based](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_46_35_2219241.png)
![The cultural and racial–ethnic diversity of today’s work force has led to the need for diversity ...](https://biology-forums.com/gallery/27/medium_660366_10_04_17_11_49_34_276431113.png)