Parallel Phenotypic Evolution Is Likely to Occur Because

question 76

Multiple Choice

Parallel phenotypic evolution is likely to occur because

• A) closely related organisms typically face similar problems.
• B) the conservation of regulatory genes during evolution means that similar traits are likely to evolve repeatedly.
• C) many different phenotypes can be produced by a given genotype.
• D) phenotypic plasticity, which generates parallel phenotypic evolution, is widespread.
• E) evolutionary biologists have looked especially hard to find evidence of it.

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Definitions:

Perfect Competition

Perfect competition describes a market structure where numerous small firms compete against each other, and goods are homogeneous, leading to no single firm having market power and prices being determined purely by supply and demand.

Economic Profits

The excess of total revenues over total costs, including both explicit and implicit costs.

Perfect Competition

An ideal market structure characterized by infinite buyers and sellers, identical products, and no barriers to entry or exit.

Perfect Competition

A market structure characterized by many sellers and buyers, homogenous products, and no barriers to market entry or exit, leading to optimal pricing and efficiency.