Amwoga Khalwale 
The word ‘’ amphibia’’ means “double life” which therefore refers to ability to live both in water and on land. In this regard, amphibians are cold-blooded vertebrates that don’t have scales and can live in a wide variety of habitats, which include terrestrial, fossorial, arboreal or freshwater. Most species of amphibian have hind legs larger … Read more
What is Closed-Die Forging? The Closed-Die Forging also referred to as impression die forging, is a metal forming process in which a workpiece that has been previously heated to a high temperature is pressed by means of countermoving form tools (forging dies). The heated raw material which is approximately the shape or size of the … Read more
Key Differences Point Mutations A point mutation is a type of mutation in the cell’s genetic material, whereby one single nucleotide base is added, deleted or changed from a sequence of DNA or RNA. The deletion or insertion causes the DNA or RNA to be different from normal or wild type gene sequence. The nucleotide … Read more
Trackball A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes like an upside-down mouse with an exposed protruding. The user rolls the ball to position the on-screen pointer, using their thumb, finger or commonly the palm of the … Read more
Learn the difference between Anopheles and Culex mosquito. The basis of comparison is general features of Egg, Larva, Pupa and Adult. Culex Mosquito Culex mosquito is a genus of mosquitoes, several species of which serve as vectors of one or more important diseases of birds, humans and other animals. Diseases they vector include arbovirus infections … Read more
What Is Monoalphabetic Cipher? Monoalphabetic cipher is one where each character of a plain text is mapped to a fixed other character of cipher text. Examples of monoalphabetic ciphers would include the Caesar-shift cipher, where each letter is shifted based on a numeric key, and the atbash cipher, where each letter is mapped to the … Read more
Taproot is the main root of a primary root system, growing vertically downwards, from which other roots sprout out laterally. Taproot develops from the radicle of a seed, forming the primary roots, which in turn branch to form tertiary roots. These may further branch to form rootlets. For most plant species, the radical dies some … Read more
Get to understand the clear distinction between Streptococcus and staphylococcus bacteria. The basis of distinction include: shape, areas of infection, pathogenic species, areas of infection, division, catalase test, pathogenesis, treatment options and more important, the similarities. The difference Shape Staphylococcus bacteria has multiple axes cellular division, which results in its grape-like shape (spherical cells in … Read more
Get to understand the clear distinction between polysaccharide, monosaccharide and disaccharide. The basis on distinction include: Description, Classification, solubility, Taste, chemical structure, molecular weight and Examples. Key Differences Description Polysaccharides are polymeric carbohydrate molecules composed of long chains of monosaccharide units bounded together by glycosidic bonds. A disaccharide also known as double sugar or bivose, … Read more
What is Xylem? Xylem vessels are hollow cells arranged end to end and joined by perforation plates to form continuous tubes. In these cells both nucleus and cytoplasm are absent. The end walls of these cells are often completely broken to form a long distance channel for transport of water. The main function of xylem … Read more