Difference between Prokaryotes and Eukaryotes
Difference between Prokaryotes and Eukaryotes Introduction In 1674 the classification of microbes was started with the invention of light microscope. Today it is a discipline …
Chromosomes: Structure, Morphology, Composition and Organization
Chromosomes: Structure and Organization What is Chromosomes? Chromosome is a microscopic thread like structure. It is a part of cell that carry hereditary information in …
Animal and plant viruses, prions, and viroids
Animal and plant viruses, prions, and viroids Viruses which lives inside the animal cells are called Animal viruses. Animal viruses differs widely in shape, size …
Bacteriophage: characteristics and replication of lytic and lysogenic cycle
Bacteriophage: characteristics and replication of lytic and lysogenic cycle Bacteriophages or simply phage are bacterial viruses that infects bacteria. Bacteriophages was first observed by Fredrick …
Virus: Introduction, Properties and Classifications
Virus: Introduction, Properties and Classifications Introduction of virus Viruses are simple, non-cellular organism. Viruses contains one or more molecules of either DNA or RNA include …
Algae : occurrence, classification and economic importance
Algae: Occurrence, types, classification, economic importance Topics covered: Introduction to algae. Occurrence. Characteristics. Classifications. Economic importance. Introduction to algae Linnaeus in 1753 was first to …
Cyanobacteria: occurrence, morphology, structure, reproduction
Cyanobacteria: occurrence, morphology, structure, reproduction Introduction The cyanobacteria are the most important and most diverse group of photosynthetic bacteria. Cyanobacteria are Gram negative bacteria. They …
Fungi: Distribution, Morphology, Reproduction, Classification
Fungi: Distribution, Morphology, Reproduction, Classification Introduction Fungi are heterotrophic organisms which means they require organic compound for nutrition or growth. Fungi are spore-bearing eukaryotes. Fungi …
Bacteria: Shape, Size, Structure and other Membrane
Bacteria: Shape, Size, Structure, and other Membrane Introduction Members of domain bacteria are microscopic, relatively simple, prokaryotic organism that lacks a nucleus. Bacteria are usually …
Gram staining
Gram staining Introduction Staining is a biochemical technique of coloring specimens. Dyes are the chemical substances which commonly used to stain specimen. There are three …