Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
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?
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
Did you know?
The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.
Response of a yeast cell to glucose
Structure of a typical animal cell
Animal Cell
Animal & plant cells
Animal anatomy lab
Red Spotted Newt (Notophthalmus v. viridescens), New Hampshire state animal.
