USB Microscope- definition, principle, parts, examples, uses

USB Microscope

USB Microscope Definition This is a type of digital Microscope which is connected to a computer through a USB port. It works on low power. They have installed webcam with a high-powered macro lens. they also have an inbuilt LED light constructed near the lens. The working principle of the USB Microscope As a digital … Read more USB Microscope- definition, principle, parts, examples, uses

Hanta Virus

Hanta Virus

Structure of Hanta Virus Source: Viral Zone Hantavirus falls under the Bunyaviridae family. The virion displays round or pleomorphic morphology with a diameter of roughly 120-160 nm. The virus capsid is enveloped by a single layer envelope. The envelope surrounds three nucleocapsids and has surface projections. Surface projections are distinctive spikes which are surrounded by a … Read more Hanta Virus

Phylum Mollusca- characteristics, classification, examples

Phylum Mollusca

Mollusca (Mollusks) Definition Molluscs (also know as mollusks) are soft-bodied, bilaterally symmetrical, segmented, coelomate animals; usually shelled having a mantle, ventral foot, anterior head, and a dorsal visceral mass. Phylum Mollusca (Mollusks) Characteristics They are essentially aquatic mostly marine, few freshwater and some terrestrial form. They may be found as hidden parasites in the interior … Read more Phylum Mollusca- characteristics, classification, examples

Phylum Nematoda- characteristics, classification, examples

Phylum Nematoda

Nematoda Definition Nematodes (Gr., nema thread+ eidos, form) are commonly referred to as non-segmented roundworm, threadworm or pinworm, as distinct from flatworm and higher segmented annelids. Image Source: Wikipedia Phylum Nematoda Characteristics They are widely distributed, aquatic or terrestrial, parasitic or free-living. Their body is elongated, cylindrical, unsegmented, worm-like, bilaterally symmetrical and tapering at both … Read more Phylum Nematoda- characteristics, classification, examples

Immune Booster Foods

Immune Booster Foods

Amidst the COVID-19 outbreak, the pandemic has stirred questions about how effective is the body in fighting infections. Naturally, the body fights infections by activating its immune responses which activate cascades of mechanisms in the body to eliminate the pathogen from the system. Immunity definition Immunity is the main process that defends the body from … Read more Immune Booster Foods

Phylum Aschelminthes- characteristics, classification, examples

Phylum Aschelminthes

What are Aschelminthes? Aschelminthes are pseudocoelomate, bilaterally symmetrical, triploblastic, unsegmented, vermiform, organ- system grade of construction with complete digestive tubes. Phylum Aschelminthes characteristics They are mostly aquatic, free-living or parasitic. They are bilaterally symmetrical, unsegmented worms. The body is slender, vermiform and usually worm-like or flattened. They are usually small, even microscopic, while some reach … Read more Phylum Aschelminthes- characteristics, classification, examples

Digital Microscope

Digital Microscope

Introduction and history of a digital microscopes A digital microscope is a modern microscope that lacks an eyepiece, an immense difference from the traditional optical microscope. They have a digital camera which is the detector and the image output device. The display of the image is done on a computer screen or monitor, defining the … Read more Digital Microscope

Scanning Electron Microscope (SEM)

Scanning Electron Microscope (SEM)

The first Scanning Electron Microscope was initially made by Mafred von Ardenne in 1937 with an aim to surpass the transmission electron Microscope. He used high-resolution power to scan a small raster using a beam of electrons that were focused on the raster. He also aimed at reducing the problems of chromatic aberrations images produced … Read more Scanning Electron Microscope (SEM)

Phylum Platyhelminthes- characteristics, classification, examples

Phylum Platyhelminthes (flatworms)

Platyhelminthes (flatworms) definition Platyhelminthes are triploblastic, bilaterally symmetrical, dorsoventrally flattened, acoelomate flatworms with organ grade of construction without a definite anus, circulatory, skeletal or respiratory system but with Protonephridial excretory system and mesenchyme filling the space between the various organ of the body. Figure: Phylum Platyhelminthes. Source: WebMD and Wikipedia. Phylum Platyhelminthes (flatworms) characteristics They … Read more Phylum Platyhelminthes- characteristics, classification, examples

Hand washing steps and guidelines by WHO and CDC with video

Introduction basic hygiene practices: Handwashing Basic hygiene is a mechanism of practicing and maintaining cleanliness. Poor hygienic methods have an extreme impact on causing infections ranging from skin infections to respiratory tract infections and gastrointestinal infection.  Most respiratory and gastrointestinal infections have been associated more often than usual that they are transmitted through a lack … Read more Hand washing steps and guidelines by WHO and CDC with video

Light Microscope- definition, principle, types, parts, magnification

Light Microscope diagram

History of Microscopy: Overview The evolution of the Microbiology field put to perspective the need to identify, view, observe and understand microorganisms, including their structural morphologies and mechanisms. Microbiology’s scope is to study organisms and minute agents that can only be examined and observed with a microscope. Although scientifically, the first simple microscope was discovered … Read more Light Microscope- definition, principle, types, parts, magnification