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Tag: Structure of Bacterial Cells

link to Structure of Bacteria

Structure of Bacteria

Bacteria is a unicellular prokaryotic organism. The structure of the bacteria consists of three major parts: Outer layer (cell envelope), cell interior, and additional structures. Outer layer...

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link to Cell Wall–Deficient Bacteria

Cell Wall–Deficient Bacteria

Although most prokaryotes cannot survive in nature without their cell walls, some do so naturally. These include the mycoplasmas, a group of pathogenic bacteria that causes several infectious...

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link to Plasmids: Properties, Types, and Functions

Plasmids: Properties, Types, and Functions

Plasmids are extra-chromosomal genetic elements that replicate independently. They are small, circular (some are linear), double-stranded DNA molecules (mostly) that exist in bacterial cells and some...

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link to Gram-Positive vs. Gram-Negative Bacteria

Gram-Positive vs. Gram-Negative Bacteria

Gram stain is the most important staining procedure in Microbiology. Most bacteria can be broadly classified as Gram-positive or Gram-negative. Gram-positive bacteria stain purple, whereas...

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link to Peptidoglycan: Structure, Function

Peptidoglycan: Structure, Function

The term peptidoglycan was derived from the peptides and the sugars (glycan) that make a molecule; it is also called 'murein' or 'mucopeptide.' This complex interwoven network of sugar polymer and...

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link to Transposons: Definition, Types, Functions

Transposons: Definition, Types, Functions

Transposons are mobile genetic elements that are found in almost all organisms. Scientists believe that transposons make up more than 40% of the human genome. They are also referred to as ‘jumping...

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