What Have Scientists Discovered About the Aster Leafhopper Endosymbionts, Nasuia

question 34

Multiple Choice

What have scientists discovered about the aster leafhopper endosymbionts, Nasuia and Sulcia?

• A) Nasuia and Sulcia can live outside of aster leafhoppers.
• B) Nasuia and Sulcia produce amino acids that are not found in the sap of the host plant, but that are needed by the leafhopper.
• C) Nasuia and Sulcia have lost most of the genes required for free-living bacteria to survive.
• D) a and b
• E) b and c

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Definitions:

Herman, Missouri

A small city located in Gasconade County, Missouri, known for its historic German heritage and as a part of Missouri Wine Country.

Cournot Reaction Function

A mathematical representation of how one firm in an oligopoly market adjusts its output based on the expected output of another firm, aiming to maximize its own profit.

Inverse Demand Function

A mathematical representation that expresses price as a function of quantity demanded, showing how price varies with changes in quantity.

Marginal Costs

Additional costs incurred when increasing the quantity of output by one unit.