April, 2020

• 25 April

  Erysiphales: Genera Causing Powdery Mildews

  

  One of the important fungi which influence human life belongs to the order Erysiphales. This fungi causes powdery mildew disease to plants, so named as the infected plant appear to be covered by a white, powdery material. This is none other than due to the powdery conidia, which are blown …

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• 25 April

  Eurotiales: Perfect & Imperfect Stages of Aspergilli & Penicilli

  

  Aspergillus Why do some sexual stages lack active antheridium? What are the conditions favouring sexual reproduction? Good to know The mycelial or ascospore stages are the ones that overwinter in the life cycle. Classification Phylum: Ascomycota (Filamentous ascomyecetes) Class: Ascomycetes Order: Eurotiales Family: Trichocomaceae Genus: Aspergillus Species: A. niger, A. …

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• 25 April

  Endomycetales with Emphasis on Saccharomycetaceae

  

  Endomycetales is an order of ascomycetous fungi having ascus (pl. asci) developing from a zygote or single cell. One of the families of Endomycetales is Saccharomycetaceae and the members of this family are commonly known as Yeasts. Systematic Position Phylum Ascomycota Get Free Netflix Now Best safe and secure cloud …

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• 25 April

  Basidiomycetes: Characteristics & Classification

  

  The fungi comprising the phylum Basidiomycota commonly are known as basidiomycetes. It is a large phylum that includes forms commonly known as mushrooms, boletes, puffballs, earthstars, stinkhorns, birds-nest fungi, jelly fungi, bracket or shelf fungi, and rust and smut fungi. Salient features Habit and habitat Both parasite and saprophytic. Some …

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• 25 April

  Ascomycetes: An Introduction to the Sac Fungi

  

  The phylum Ascomycota (colloquially called ascomycetes) is by far the largest group of fungi, estimated to include more than 32000 described species in 3400 genera (Kirk et al., 2001). It is assumed that the majority of ascomycetes has yet to be discovered, and the total number of species may well …

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• 25 April

  Cell Division: Types, Stages & Processes

  

  All living things, as well as human beings, are made up of cells. Some organisms have only one cell during their whole lifespan by which they carry out all the physiological processes they require to survive. These are unicellular organisms. For instance, bacteria, yeast, etc. In contrast, there are also …

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• 20 April

  কার্জন হলের রত্নরা

  

  ঢাকা বিশ্ববিদ্যালয়ের কার্জন হল, এই নামটার সাথে জড়িয়ে আছে না বলা অনেক স্মৃতি। যখনই ঢাকা শহরের এই যন্ত্রচালিত জীবন অসহ্য মনে হয়, অসহ্য মনে হয় যানযট, সবুজের জন্য খাঁ খাঁ করে মন তখনই এই কার্জনহলে এসে নিজেকে তৃপ্ত মনে হয়। যারা ক্যাম্পাসে সারাদিনই ক্লাস, ল্যাব, মিড, প্রেজেন্টেশন নিয়ে দৌড়ে ক্লান্ত …

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• 19 April

  Some Basic Concept of Angiosperm Taxonomy: Essential To Know

  

  Plants are closely associated with human. If we want to use plants for the greatest behoofs for human life and their next generation, it is obligate to perceive about plants and their types. Angiosperms represents the largest as well as the most successful group of plants within the plant kingdom. …

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• 19 April

  Defense Against Disease : Active And Passive Immunity

  

  We now want to tell in detail something that was too important for our immune system. Our ability to defend ourselves against infection by pathogens (disease-causing organisms). We have seen that some people experience few or no symptoms when exposed to certain infectious diseases. Even though a person may be …

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• 19 April

  Enzyme & Their Substrates: Mode of Action

  

  Enzymes are protein molecules that can be defined as biological catalysts. A catalyst is, “A molecule which speeds up a chemical reaction but remains unchanged at the end of the reaction“.Virtually every metabolic reaction which takes place within a living organism is catalyzed by an enzyme and enzymes are therefore …

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