The Bacterium,E

question 17

Multiple Choice

The bacterium,E.coli,lives in the large intestines of mammals and feeds on undigested food material.E.coli helps to synthesize vitamin K that is essential for mammalian blood clotting.The relationship between E.coli and mammals is a

• A) commensalism.
• B) mutualism.
• C) competition.
• D) predation.
• E) parasitism.

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Definitions:

John D. Rockefeller

An American industrialist and philanthropist who was a co-founder of the Standard Oil Company and became one of the world's wealthiest individuals and major philanthropists.

Trust

Confidence in the reliability, truth, ability, or strength of someone or something.

Merge

The combination of two or more entities into one, often seen in the context of companies or organizations.

Oligopolies

Market structures characterized by a small number of firms that have significant control over market prices and competition.