The Demographics Are Changing for Most Countries in This Region

question 18

Multiple Choice

The demographics are changing for most countries in this region with population decline from levels sixty years ago due to improved healthcare, family planning, and economic growth. Which countries are still experiencing high birth rates?

• A) Cambodia
• B) Philippines
• C) Laos
• D) A and C
• E) All of the above.

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Definitions:

Allele Frequencies

The relative frequencies of all the different alleles of a gene in a given population.

Genetic Drift

The process in which allele frequencies within a population change randomly with no influence from selective pressures, often affecting smaller populations more significantly.

Genetic Variation

The diversity in gene frequencies within a population, which is the raw material for evolution.

Hardy-Weinberg Equilibrium

The Hardy-Weinberg Equilibrium is a principle that states the genetic variation in a population will remain constant from one generation to the next in the absence of disturbing factors.