The Specific Relationship Between a Legume and Its Mutualistic Rhizobium

question 83

Multiple Choice

The specific relationship between a legume and its mutualistic Rhizobium strain probably depends on

• A)each legume having a chemical dialog with fungus.
• B)each Rhizobium strain having a form of nitrogenase that works only in the appropriate legume host.
• C)each legume being found where the soil has only the Rhizobium specific to that legume.
• D)specific recognition between the chemical signals and signal receptors of the Rhizobium strain and legume species.
• E)destruction of all incompatible Rhizobium strains by enzymes secreted from the legume's roots.

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Definitions:

Booker T. Washington

An influential African American educator, author, and orator in the late 19th and early 20th centuries, known for his advocacy of the "Atlanta Compromise."

Vocational Education

A program of study that prepares individuals for specific trades, crafts, and careers at various levels from a trade, a craft, technicians, or a professional position in engineering, accountancy, nursing, medicine, and other healing arts, architecture, pharmacy, law etc.

Tuskegee Institute

A historically black college in Alabama established by Booker T. Washington to provide African Americans with educational and vocational training.