Two Species of Tree Frogs That Live Sympatrically in the Northeastern

question 47

Multiple Choice

Two species of tree frogs that live sympatrically in the northeastern United States differ in ploidy: Hyla chrysoscelis is diploid, and Hyla versicolor is tetraploid. The frogs are identical in appearance, but their mating calls, which females use to find mates, differ. Which difference most likely evolved first?

• A) polyploidy
• B) difference in mating calls
• C) habitat differentiation
• D) Polyploidy and different mating calls must have evolved at the same time.

---

Definitions:

Christian Coalition

A conservative political organization in the United States that seeks to mobilize Christians in support of conservative political candidates and issues.

Ideological Group

A collection of individuals who share common beliefs, values, and goals, aiming to influence public policy or societal norms.

AARP

AARP, formerly the American Association of Retired Persons, is a United States-based interest group focusing on issues affecting those over the age of fifty.

Social Security

A government program that provides financial benefits to retirees, disabled individuals, and survivors of deceased workers, primarily funded through payroll taxes.