Energy production, its storage, and consumption constitute the basis for all the fundamental biological processes of living cells. According to the sources of energy, two classes of cellular energy conversions can be described: photosynthesis and&hellip
Definition of Cold The common cold known simply as cold, is a self-limiting acute viral infection of the upper respiratory tract. Different viruses are responsible for cold syndromes, rhinoviruses being the most common, accounting for&hellip
Definition of Telophase 1 Telophase 1 is a stage of meiosis, the process during which eukaryotic diploid cells undergo sexual cellular division for the ultimate production of haploid gametes. It occurs in unicellular eukaryotic organisms&hellip
Definition of Phototrophs Phototrophs are the organisms which use light as their main source of energy (photosynthesis). They are capable of capturing electromagnetic radiations (light) and use it to transform carbon dioxide into glucose and&hellip
Introduction Cells constitute the structural and functional basis of all living forms. A cell is a membrane-bound aqueous entity where the biochemical and metabolic reactions, fundamental for life, take place. Throughout evolution, two types of&hellip
Background In the classification of living organisms on Earth, the Animalia kingdom or Metazoa comprises all extant multicellular heterotrophic eukaryotes. It is divided into a number of distinct phyla, differing mainly by the level of&hellip
