|
|
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.
In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.
According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
![Transurethral resection of the prostate (TURP). As a treatment for BPH, part of the prostate gland i](https://biology-forums.com/gallery/47/medium_14755_16_10_12_12_27_39_94321928.jpeg)
![Alternative forms of surgeries involving the uterus, ovaries, and fallopian tubes. The solid lines i](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_30_30_9697737.jpeg)