The Genes Responsible for Some of the Traits That Mendel

question 52

Multiple Choice

The genes responsible for some of the traits that Mendel observed have been recently identified and have helped in determining how molecular variation produces morphologic variation in pea plants. Allelic variation in the Sbe1 gene, which produces starch-branching enzyme 1, is responsible for which trait in peas?

• A)round and wrinkled pea shape
• B)yellow and green pea color
• C)purple and white flowers
• D)tall and short plant height
• E)axial and terminal flower position

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Definitions:

Total Product

The overall quantity of goods or services produced by a firm or an economy over a specific period, often used to measure productivity.

Law of Diminishing Returns

An economic principle stating that if one factor of production is increased while other factors are held constant, the incremental output per unit of the increased factor will eventually decrease.

Decreasing Rate

A condition in which the rate or speed of a given process or phenomenon reduces over time.

Increasing Rate

A rate that accelerates or grows over time, often used in the context of compound interest, inflation, or the escalation of prices.