Polymers are large molecules made of repeating units called monomers. They're integral to the structure of matter, and occur in synthetic...

Amino acids are organic compounds. They create long chains of proteins and have essential functions in many biological processes. Amino...

Rennet is a complex set of enzymes central to many cheeses. It coagulates milk to form curds.  The primary enzyme in rennet is chymosin...

Phenols have both harmful and beneficial effects on human health and the natural environment. In nature they have varied purposes, like...

Polysaccharides are complex carbohydrates made of simpler sugars like glucose. They're the essential energy sources of plant and animal...

Lactase is an enzyme important to breaking down lactose, a sugar found in milk and dairy products, into digestible elements. Lactase is...

Lactobacillus is a genus of bacteria significant in food fermentation and human health. Members of the beneficial lactic acid bacteria...

Adenosine triphosphate, or ATP, is known as the energy currency of life. Without ATP, essential cellular processes stop. From rhythm of...

Pan is the wild rustic god of shepherds, flocks and music. Originating in Arcadia, Greece, Pan embodies the essence of wilderness. He...

Silvanus is a rustic Roman god of wilderness, fields, livestock, boundaries, music and fertility. His name comes from the Latin silva ...

Prokaryotes and eukaryotes are the two major types of cellular creatures on Earth. Prokaryotes are among the first life 3.4 billion years...

Stylonychia is a fascinating genus of ciliates, a diverse group of active single-celled organisms living in both freshwater and marine...

Amoebae or amoebas are single-celled microorganisms of phylum Amoebozoa . Testate amoebae build unique shells of silica and other organic...

Heliozoa, or sun animalcules, are remarkable protozoa with bodies of spheres and radiating arms or axopodia. Found in freshwater and...

Uric acid is formed in humans during breakdown of purines. Purines are naturally produced in the body, and found in some foods and...

Urea CO(NH2)2, also known as carbamide, is an essential organic compound and waste product in urine. Formed in the liver, urea is an...

Calcium (Ca) is a vital element in life and health on Earth. A silvery white metal, calcium is a strong builder, from bone structure to...

Aristotle (384 - 322 BCE) is a Greek philosopher. His contributions span multiple disciplines such as biology, psychology, physics,...

Rotifers are fascinating microorganisms, crucial to aquatic ecosystems. Enthusiasts and researchers can raise rotifers at home for...

Vorticella is a genus of single-celled water-loving organisms with specialized cilia. As an adult the microbe attaches to a substrate...