Bacteria Archives | Microbe Notes

Bacteria vs Fungi- Definition, 21 Major Differences, Examples

December 30, 2020July 13, 2020 by Anupama Sapkota

Differences between Bacteria and Fungi (Bacteria vs Fungi)

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 insides of living organisms. Bacteria exist in various shapes like cocci, bacillus, or spirilla where the cells are arranged in …

Archaea vs Bacteria- Definition, 15 Major Differences, Examples

December 30, 2020July 12, 2020 by Anupama Sapkota

Differences between Archaea and Bacteria (Archaea vs Bacteria)

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, ‘archaios’ which means primitive or ancient, indicating the primitive structure of these organisms. These organisms usually inhabit extreme environments like …

Mutation- Causes, Mechanisms, Agents and Significance

February 4, 2021September 17, 2018 by Sagar Aryal

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 which usually produces a detectable effect in the organism concerned and is transmitted to the offsprings. Mutated gene or chromosome …

31 Differences Between Gram Positive and Gram Negative Bacteria

July 8, 2020July 23, 2018 by Sagar Aryal

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 or red on Gram’s staining. 2. Cell wall thickness Thick (20-80 nm) Thin (8-10 nm) 3. Peptidoglycan Layer …

28 Differences Between Bacteria and Virus (Bacteria vs Virus)

July 8, 2020July 22, 2018 by Sagar Aryal

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) Minute (0.02-0.3 μ) 4 Microscopy Visible under Light Microscope. Visible only under an Electron Microscope. 5 Shape Common bacterial cell …