Reinforcement Is Most Likely to Drive the Evolution of

question 30

Multiple Choice

Reinforcement is most likely to drive the evolution of

• A)prezygotic isolating mechanisms,because selection favors alleles that prevent hybridization.
• B)postzygotic isolating mechanisms,because selection acts after the formation of hybrids.
• C)prezygotic isolating mechanisms,because selection favors alleles that promote hybridization.
• D)postzygotic isolating mechanisms,because hybrids have low fitness relative to the parents.

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Definitions:

General Characteristics

The basic, defining traits or features shared by members of a group, species, or category, providing a broad overview.

Animals

Multicellular, eukaryotic organisms in the kingdom Animalia that are characterized by their ability to move voluntarily, consume organic materials, and have sensory and nervous systems.

Lophotrochozoa

A clade within the animal kingdom that includes organisms with a distinctive developmental stage or feeding structure, such as mollusks, annelids, and brachiopods.

Deuterostomes

A major group of animals characterized by their embryonic development, in which the anus forms before the mouth during early embryogenesis.