Killer Whale, a name to strike terror in the hearts of sea ferers in all the oceans of the world. The Romans called it Orca, meaning "The demon from Hell." Originally, american fisherman referred to them as "Whale Killer" because many fisherman reported seeing pods of them attacking and killing Humpback, Gray, and even Blue Whales. Somehow the...
.r., the golgi body and .R., Golgi And Vesicles .R. And Vesicles Thousands of structures with membranes crowd the eukaryotic cytoplasm, the most numerous being called the endoplasmic reticulum (R), a dense network of membranes running through the cytoplasm of every cell and enclosing a network of interconnected tubes (cisternae), whic...
The Mountains The mountain system dominates the Eastern United States and seperates the Eastern seaboard from the interior with a belt of uplands that extends nearly 1,500 miles from northeastern Alabama to the Canadian border.; They are old, complex mountains, eroded from much older and greater ranges. The present topography is a resul...
Computer Viruses A computer virus is an illegal and potentially damaging computer program designed to infect other software by attaching itself to any software it contacts. In many cases, virus programs are designed to damage computer systems maliciously by destroying of corrupting data. If the infected software is transferred to or access...
Depression (psychology), mental illness in which a person experiences deep, unshakable sadness and diminished interest in nearly all activities. People also use the term depression to describe the temporary sadness, loneliness, or blues that everyone feels from time to time. In contrast to normal sadness, severe depression, also called major de...