What are Nostoc? Classification of Nostoc Nostoc belongs to the group of cyanobacteria, which are known for their ability to photosynthesize and fix nitrogen. The classification of Nostoc follows a systematic hierarchy that categorizes it at different taxonomic levels. Domain: Bacteria Phylum: Cyanobacteria Class: Cyanophyceae Order: Nostocales Family: Nostocaceae Genus: Nostoc Definition of Nostoc Nostoc … Read more
What are Viruses? Origins of Viruses Viruses have likely existed since the earliest life forms and have evolved alongside cellular organisms. Due to their lack of fossil records, the origins of viruses remain unclear, and scientists use molecular biology techniques to explore their evolutionary history. Three primary hypotheses attempt to explain how viruses may have … Read more
What are bacteria? Definition of Bacteria Bacteria are microscopic, single-celled prokaryotic organisms lacking a nucleus and membrane-bound organelles, found in diverse environments, and essential for ecological processes, industrial applications, and human health. Origin and Early Evolution of Bacteria Bacteria represent some of the earliest life forms on Earth, with origins dating back approximately 4 billion … Read more
The fungi are classified based on the characteristics of the sexual spores and fruiting bodies present during the sexual stages of their life cycles. Therefore, based on characteristics of their sexual stages and morphology of their asexual spores and thalli they are classified into different groups.
What is Fungi? Definition of Fungi Fungi are eukaryotic organisms that include yeasts, molds, and mushrooms. They are heterotrophic, meaning they obtain nutrients by absorbing dissolved molecules from their surroundings, and they play a vital role in decomposing organic matter. Fungi are classified in the kingdom Fungi and are distinct from plants, animals, and bacteria, … Read more
What is Mohr Pipette (graduated pipette)? Parts of Mohr Pipette (graduated pipette) A Mohr pipette, widely used in laboratories for liquid measurement, consists of several components designed to enable accurate and efficient operation. Below are the main parts and their functions: How to Use a Mohr Pipette (graduated pipette) A Mohr pipette is commonly used … Read more
What is Pipette Dropper? Components of Dropper Pipettes A dropper pipette consists of several key components, each serving a specific purpose in the process of transferring small amounts of liquid. Understanding the function of these parts is crucial for ensuring accurate and efficient liquid dispensing. Types of Dropper Pipettes Dropper pipettes come in several variations, … Read more
What is Repeater Pipette? How Repeater Pipettes Work Repeater pipettes enable the precise and repetitive dispensing of liquid in equal volumes. They improve efficiency by eliminating the need for repeated aspiration. Here’s a breakdown of their operation: Mechanism of Action Parts of Repeater Pipettes Repeater pipettes are designed for precise and efficient liquid dispensing. They … Read more
What is mouth pipette? Principle of Mouth Pipette The working principle of mouth pipetting is based on the creation of a pressure differential, which allows for the movement of liquid into a pipette through suction. This method involves the use of a glass capillary tube, where one end is submerged in the liquid to be … Read more
What is Multichannel Pipette? Key Features of Multichannel Pipettes Multichannel pipettes are invaluable in laboratory settings, allowing users to transfer liquids across multiple channels simultaneously. Their design and functionality provide significant advantages for a range of tasks, particularly when handling large numbers of samples. Below are the core features that make multichannel pipettes essential tools … Read more
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