By: J. Lang Wood
Amaryllis belladonna is a native plant of South Africa that grows from an underground bulb. It is also known as a “Naked Lady” because the flower appears without any leaves when it blooms, thus being “naked.” The blooms are excellent as cut...
By: Kennedy Odoyo
Gram staining is a method used in the medical laboratory to differentiate between two major groups of bacteria (Gram positive and Gram negative) based on the properties of their cell walls. The Gram stain primarily flags the thick layer of peptioglycan certain bacterial organisms which...
Plant profiles: Burdock (Arctium lappa)
By: Muneer Moosa Dhamani
Commonly known as the beggar’s button, burdock is a biennial plant that has been used for the benefit of human life for decades, as it has served as a cure for a variety of diseases. Apart from its medical uses, burdock has been used...
Understanding the Gram Stain of Hans Christian Gram
By: Dr Pandula Siribaddana
Hans Christian Gram is a Danish Bacteriologist who acquired his biological knowledge at the University of Copenhagen, where he mastered the study of plants and the use of the microscope. Following graduating from the medical school in the year 1883, Hans Christian Gram travelled throughout...
Plant profile: Prickly pear cactus
By: Richard Pearman
Prickly pears tend to be something of a joke. This is unfair. They can be beautiful plants if well grown and can have a rugged beauty if not so well grown; have pretty flowers; most are very easily cultivated. Some are very hardy and can...
By: Kennedy Odoyo
Venom can be described as a highly adapted form of saliva. Usually, the venom is released via specialized teeth for the purpose of immobilizing a prey and defending against aggression. The injection mechanism, the producing glands and the venom itself form a special adaptive feature...
By: Kimberly Napier
Sweet woodruff, or Galium odoratum, loves to grow in the shade. It thrives so much so that it rapidly takes over an area. As is suggested by its species name, odoratum, sweet woodruff emits a sweet aroma. Sweet woodruff has emerald green leaves, which appear...
Why 'the food chain' is an inaccurate phrase and idea
By: Christyl Rivers
Everyone knows what a food chain is, right? The grass is grazed by the cow, and the cow is eaten by people. There is the grass, the cow, the person; hence three items in a “chain.” But the phrase food chain is inaccurate...
By: Alan Sayers
The Common Dace (Leuciscus leuciscus), a member of the carp family, is a small to medium-sized silvery fish and is scientifically classified as follows: Phylum: Chordata Class: Actinopterygii (ray-finned fishes) Order: Cypriniformes (carps) Family: Cyprinidae (minnows or carps) Genus: Leuciscus Species: Leuciscus leuciscus The Dace...
By: John Traveler
Science is a word derived from its Latin root “scientia,” and in Latin, scientia simply means knowledge. In its more contemporary English usage the word science has come to represent the pursuit of knowledge and method through which such knowledge is obtained and...

 

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