If a Plant Were to Acquire Mobility,such That It Could

question 53

Multiple Choice

If a plant were to acquire mobility,such that it could more easily escape adverse conditions and enemies,genes involved in which function would most likely be lost over evolutionary time? (Hint: Think about the comparative genomics of plants and animals,such as those of Arabidopsis and the nematode C.elegans. )

• A) Photosynthesis
• B) Cell signaling
• C) Defense chemicals
• D) Cell growth
• E) Metabolism

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Definitions:

Market System

A financial system is in place where market forces such as supply and demand dictate the decisions on investment, production scales, and distribution strategies, with prices for products and services set in a liberalized pricing environment.

Capitalist System

An economic system where private individuals or businesses own capital goods and the production of goods and services is based on supply and demand in the market.

Central Planning

An economic system in which decisions about production, investment, and distribution are made by a central authority, often the government.

Capital Goods

Long-lasting goods acquired by firms for producing goods and services, including machinery, buildings, and equipment.