Did you know?
Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
Did you know?
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
The experiment performed by Jacob, Monod, and Pardee to study a lacI constitutive mutant
A photograph of a woman with exophthalmos. This condition is associated with hypersecretion of the t
Placenta previa. The condition is caused by the development of the placenta over the cervical canal,
Hematuria. An analysis of urine is performed to evaluate kidney function. In this illustration, the
Knuckling effleurage (knuckle to palm) performed on the back.
Two reciprocal Drosophila crosses performed by Morgan