CELL STRUCTURE AND FUNCTION All living things are made of the same basic building blocks, cells. A human is made of 65 trillion cells. Cells are everywhere, on you skin, in your blood, and even on your tongue. In fact, your blood is clear but red blood cells are what make your blood red. M...

Bacteria The two most basic types of cells are eukaryotic and prokaryotic. Animal cells fall under the eukaryotic classification while bacteria, which will be the topic discussed, fall into the prokaryotic classification. Bacteria have a wide variety of characteristics, which includes, cell stru...

Fireflies sparking on a summer's evening. Jellyfish glowing in night waters. These are examples of bioluminescence - light emitted by living organisms. Unlike incandescent light, which is caused by heat, the light produced by luminous animals and plants results from a biochemical reaction to oxygen....

Extremophiles The term extremophiles is applied to groups of microorganisms that live and thrive in places where most living creatures could not survive. Extremophiles can be grouped into two categories; Bacteria, simple celled creatures whose cells lack a nucleus, and eukarya, whose cell...

The mitochondrion is an organelle found in eukaryotic cells (Tortora 1992). A mitochondrion can occur in different shapes inside one cell. Mitochondrion can be long, like a rod, and filamentous or compact, like a sphere, and granulelike (Wolfe 1993). There are approximately 1700 mitochondria in...

Diversity Essay American biologist R. H. Whittaker in 1959 described a classification system of five primary kingdoms: plants, animals, fungi, protists, and monera. Kingdom animalia cover all taxonomic kingdom all living or extinct animals, an example of an animal is a human. Humans thrive off...

Since the day when war and technology mixed together during these last centuries, each human being has been facing attacks with different kinds of weapons. One of the biggest threats of mass destructors in the world are biological weapons or also known as bio-weapons. According to dictionaries, a bi...

Saint Thomas Aquinas is most notably known for his Five Ways of Proving the Existence of God. Aquinas "believed that both faith and reason discover truth, and a conflict between them being impossible since they both originate in God" (Magee, http://www.aquinasonline.com/). Of Aquinas&ap...