Why Is It Not Possible to Culture Treponema Pallidum in Vitro

question 42

Multiple Choice

Why is it not possible to culture Treponema pallidum in vitro?

• A) The organism is an obligate intracellular parasite AND the organism is a psychrophilic anaerobe.
• B) The organism is an obligate halophile AND the organism is highly motile and requires actin from host cells to make tails for movement.
• C) The organism lacks mitochondria and obtains all of its essential macromolecules from the host AND the organism is Gram-negative.
• D) The organism is highly motile and requires actin from host cells to make tails for movement AND the organism is Gram-negative.
• E) The organism obtains most of its essential macromolecules from the host AND the organism is an obligate intracellular parasite.

Understand the importance of preservation and study of cultural heritage sites in South and Southeast Asia.

Explore the interconnections between religion, art, and society in South and Southeast Asian history.

Recognize the contributions of significant historical figures and dynasties to the cultural development in South and Southeast Asia.

Gain insights into the technology, trade, and materials used in the creation of art and architecture in ancient South and Southeast Asia.

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Definitions:

Valve Division

A business segment or department within a larger company that specializes in the production, distribution, and sale of valves.

Customer Service Department

A division within a company that handles customer inquiries, complaints, and provides support and assistance.

Variable Costs

Money spent that varies depending on the quantity of items made or sold, including the expenses for materials and manpower.

Fixed Costs

Costs that remain constant regardless of the amount of goods produced or sold during a specific timeframe, including rent, wages, and insurance premiums.