What is the CORRECT morphologic name for bacteria that have no defined cell shape?

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BlackTom AI · Accepted Answer

Question restatement: What is the CORRECT morphologic name for bacteria that have no defined cell shape?

Option 1: Staphylococci. This term describes grape-like clusters of spherical bacteria. It denotes a defined, round coccoid shape rather than an amorphous or undefined morphology. Therefore this is not the correct descriptor for bacteria lacking a defined shape.

Option 2: Diplococci. This refers to pairs of spherical bacteria. Like Staphylococci, this implies a specific, paired cocci arrangement and a defined shape, not an irregular or indeterminate form. Thus, it mischaracterizes bacteria without a defined shape.

Option 3: Sarcinae. Sarcinae describes cubical clusters of cocci arranged in a Tetrad-like pattern. This is a recognizable, organized morphology, not an undefined or pleomorphic form, so it does not fit the description of no defined cell shape.

Option 4: Pleomorphic. The term pleomorphic is used to describe bacteria that exhibit variability in size and shape and lack a uniform, defined morphology. This directly matches the concept of having no defined cell shape, making it the correct descriptor for such bacteria.

Summary in practical terms: Among the options, only Pleomorphic conveys an undefined or variable morphology, whereas the others denote specific, consistent shapes or arrangements. This distinction hinges on understanding that pleomorphism signals variability rather than a fixed form.

What is the CORRECT morphologic name for bacteria that have no defined cell shape?

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What is the CORRECT morphologic name for bacteria that have no defined cell shape?

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