A ______ Involves the Researcher Studying Within a Specified Population

question 28

Multiple Choice

A ______ involves the researcher studying within a specified population subgroup whose members share some common characteristic.

• A) chronicle study
• B) trend study
• C) cohort study
• D) panel study

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Definitions:

Chromosomes

Cellular components that hold DNA and transmit genetic data.

Species

A species is a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding, forming a reproductive group.

Punctuated Equilibrium

The idea that evolution proceeds with periods of little or no genetic change, followed by very active phases, so that major adaptations or clusters of adaptations appear suddenly in the fossil record. Compare with phyletic gradualism.

Gradualism

A concept in evolutionary biology that suggests changes occur slowly and incrementally over long periods of time.