How Are Two Different Species Most Likely to Evolve from One

question 21

Multiple Choice

How are two different species most likely to evolve from one ancestral species?

• A) phylogenetically, due to heterozygote advantage in hybrids
• B) allopatrically, after the ancestral species has split into two populations
• C) sympatrically, by a point mutation affecting morphology or behavior

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Definitions:

Ethical Decision-Making

The procedure of scrutinizing and opting for alternatives that adhere to principles of ethics.

Rights Approach

A decision-making method based on using moral principles that least infringe on the entitlements of others.

Moral Principles

Fundamental beliefs about what is right and wrong that guide an individual's behavior and decision-making.

Entitlements

Rights or benefits that individuals are granted according to law or agreement.