A Long-Term Study on Guppies Illustrates the Effect of Predation

question 14

Multiple Choice

A long-term study on guppies illustrates the effect of predation on life history traits. In this study, what occurred when guppies from streams with cichlids (which prey on larger guppies) were moved to streams with killifish (which prey on smaller guppies) ?

• A)Guppies became larger in one generation.
• B)Guppies became smaller in one generation.
• C)Guppies became larger over several generations.
• D)Guppies became smaller over several generations.
• E)Guppies did not change size.

---

Definitions:

Double Taxation

A taxation principle referring to income taxes paid twice on the same source of earned income; it can occur when income is taxed at both the corporate level and personal level.

Unlimited Liability

A legal status where the business owner's personal assets can be used to satisfy the debts and liabilities of the business.