Mutation is a process that produces a gene or chromosome that differs from the wild type (arbitrary standard for what “normal” is for an organism). It is most commonly defined as a spontaneous permanent change in a gene or chromosome … Read more
Bacteria Definition Bacteria are single-celled microscopic organisms that are characterized by the presence of incipient nucleus and few membrane-less cell organelles. Bacteria are diverse in shape, size, and color, and their habitats also vary ranging from soil, water, to the … Read more
Image Source: Encyclopædia Britannica, Inc. Created using biorender.com. Archaea Definition Archaea is a group of primitive prokaryotes that based on their distinct characteristics form a separate domain from bacteria and eukaryotes. The term ‘Archaea’ is derived from a Greek word, … Read more
Differences Between Gram-Positive and Gram-Negative Bacteria Some of the differences are: S.N. Character Gram-Positive Bacteria Gram-Negative Bacteria 1. Gram Reaction Retain crystal violet dye and stain blue or purple on Gram’s staining. Accept safranin after decolorization and stain pink … Read more
Differences Between Bacteria and Virus 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 Larger than viruses (0.3-2 μ) … Read more