Microbiology

What is Asexual Reproduction? There are animals that are born with two parents. Some animals can come from a single parent. For instance, the Komodo dragon, as an instance is the only one with one mother and reproduces through parthenogenesis. Sexual reproduction is the process of generating offspring from only one parent. Are there male … Read more

Extremophiles Definition Importance in Research Classifications of Extremophiles There are numerous types of extremophiles found all over the world, and each corresponds to the manner in which its environmental niche differs from mesophilic circumstances. These categories are not exhaustive. Many extremophiles are characterised as polyextremophiles because they belong to many groups. Thermococcus barophilus, for instance, … Read more

Bacteria Definition Bacteria are prokaryotic, unicellular organisms without a real nucleus and a few organelles. Phenotypic Characteristics of Bacteria Morphologic Characteristics Growth Characteristics Antigens and Phage Susceptibility Biochemical Characteristics Reproduction in Bacteria Useful Bacteria Not all germs pose a threat to human health. There are bacteria that are advantageous in many ways. Below are a … Read more

Tetanus is caused by C. tetani, an obligate anaerobic Gram-positive bacillus. Tetanus is an infectious disease characterised by increased muscle tone and spasms caused by the release of tetanospasmin, a neurotoxin produced by C. tetani when it is inoculated into humans. Morphology of Clostridium tetani C. tetani demonstrates the following characteristics: Geographical distribution of Clostridium … Read more

Types of Botulism  There are three primary forms of botulism: baby, wound, and foodborne. Additional clinical classifications include adult intestinal toxaemia and iatrogenic botulism. 1. Foodborne botulism 2. Infant botulism 3. Wound botulism 4. Adult intestinal toxemi 5. Iatrogenic botulism Morphology of Clostridium botulinum C. botulinum has the following characteristics: Habitat of Clostridium botulinum Geographical … Read more

Structure and Composition of Lipopolysaccharide (LPS) It is composed of three components like; O-antigen Core Structure of Core or Core oligosaccharide (or Core-OS) The core domain always contains an oligosaccharide component which attaches directly to lipid A and commonly contains sugars such as heptose and 3-deoxy-D-mannooctulosonic acid (also known as KDO or keto-deoxyoctulosonate). It is … Read more

What is Sphaeroplast? A Spheroplast (or sphaeroplast according to British use) can be described as a microbe organism with a cell wall that is almost entirely gone through the penicillin or Lysozyme. According to certain definitions the term is employed to refer to Gram-negative bacteria. In other definitions, the word also includes yeasts. Spheroplast’s name … Read more

Protoplast Definition Protoplasts are plant cells that are completely naked with no cell wall however they do have plasma membranes and other components of the cell. They are functional cells, but without the presence of a barrier, cell wall. Protoplasts from various species can be merged to create a hybrid, and this is known as … Read more

The protoplast, sometimes referred to as a naked plant cell refers to all the constituents in a cell of plant that are not the wall of the cell. The term”protoplast” was first used in the work of Hanstein in 1880 to refer to the living matter contained within the membrane of the plant cell. The … Read more

The process of somatic fusion is also known as protoplast Fusion, is a kind of genetic modification of plants in which two plant species are merged into a hybrid plant that has the traits of both species the species, an somatic hybrid. Hybrids are created among different species that are of the exact same species … Read more