Sagar Aryal, PhD 
The most probable number (MPN) test is a statistical method test based on the random dispersion of microorganisms per volume in a given sample. Image Source: Microbe Online and Scharlab. … Read more
Carbohydrates are a group of naturally occurring carbonyl compounds (aldehydes or ketones) that also contain several hydroxyl groups. It may also include their derivatives which produce such compounds on hydrolysis. … Read more
Some of the differences between bacteria and virus are as follows: S.N. Character Bacteria Virus 1. Cell type Prokaryotic cells Acellular 2. Number of cells Single-celled No cell 3. Size … Read more
The cytoplasm is the semi-viscous ground substance of the cell. All the volume of such substances outside the nucleus and inside the plasma membrane is cytoplasm. Structure/ Components of the … Read more
Habitat of Clostridium perfringens Morphology of Clostridium perfringens Genome Structure Cultural characteristics of Clostridium perfringens Clostridium perfringens on Robertson’s Cooked Meat Broth Clostridium perfringens on Litmus Milk Clostridium perfringens on … Read more
S.N. Characteristics Serum Plasma 1. Definition The clear yellow fluid separated when blood is allowed to clot freely. Yellowish and slight alkaline fluid, in which blood cells float. 2. Clotting … Read more
Translational regulation refers to the control of the levels of protein synthesized from its mRNA. In eukaryotes, regulation of protein synthesis can occur by modification of DNA or at the level of transcription within the nucleus, … Read more
1. Irreversible Inhibition Examples 2. Reversible Inhibition Competitive Inhibitors Example A good example of competitive inhibition is provided by succinate dehydrogenase. The enzyme uses succinate as its substrate and is … Read more
Urine contains a large number of different chemicals. Under some circumstances, these chemicals may solidify into salt crystals. This is called crystalluria. Crystals have a characteristic refractile appearance. Testing for … Read more
Structure and Composition of Plasma Membrane All biological membranes are constructed according to a standard pattern. They consist of a continuous bilayer of amphipathic lipids approximately 5 nm thick, into … Read more
