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gram-positive

 

Definitions from WordNet

Adjective gram-positive has 1 sense
  1. gram-positive - (of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method
    Antonym:
    gram-negative

Definitions from the Web

Term: Gram-Positive

Description:

Gram-positive refers to a classification of bacteria that retain a purple dye when stained with a special dyeing method called Gram staining. These bacteria have a thick peptidoglycan layer in their cell walls, which helps retain the dye. Gram-positive bacteria are commonly found in various environments and are known to cause diseases.

Sense 1 - Adjective:

When used as an adjective, gram-positive describes bacteria that retain the purple dye during the Gram staining process.

Example sentence: The gram-positive bacteria, Streptococcus pyogenes, is responsible for causing strep throat.

Sense 2 - Noun:

When used as a noun, gram-positive can refer to a bacterium that retains the purple dye in Gram staining.

Example sentence: Gram-positive bacteria have a thicker peptidoglycan layer compared to gram-negative bacteria.

Sense 3 - Adverb:

When used as an adverb, gram-positively describes actions or behaviors related to gram-positive bacteria.

Example sentence: The antibiotic selectively targets gram-positively growing cells.

Related Products:

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