Louse-Borne Relapsing Fever Is Caused by a Spirochete Known as Borrelia

question 35

Short Answer

Louse-borne relapsing fever is caused by a spirochete known as Borrelia (burgdorferi/recurrentis/interrogans),which is capable of frequently changing its antigenic surface components.

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Definitions:

Cost Ratios

The relationship between two elements of cost, showing how one cost compares to another, often used for analysis or efficiency assessment.

Production Possibilities Curves

A graphical representation showing the maximum number of goods or services that can be produced with limited resources.

Specialize

The process by which individuals or entities focus on producing a limited range of goods or services to gain greater efficiency and productivity.

Export

The sale of goods or services from one country to another.