F⁻strains of Escherichia Coli

question 61

Multiple Choice

F⁻strains of Escherichia coli

• A) do not have an F factor.
• B) have the F factor as a plasmid.
• C) have an integrated F factor.
• D) transfer the F factor to other strains at a high frequency.

---

Definitions:

Urinary Retention

The inability to completely empty the bladder during urination, which can lead to discomfort and potentially serious health complications.

Catheterization

A medical procedure involving the insertion of a thin, flexible tube into a body cavity, duct, or vessel.

Specific Gravity

The ratio of the density of a substance to the density of a reference substance; typically, for liquids, water is used as the reference.

Polycystic Kidney Disease

A genetic disorder characterized by the growth of numerous cysts in the kidneys, which can lead to impaired kidney function and kidney failure.