Ramen Noodles Were Hotter Than Ever in 2010

question 273

Multiple Choice

Ramen noodles were hotter than ever in 2010. Considered a bargain meal for cash-starved college students... In 2010, 4 billion individual packets were devoured in the United States, a 4 percent increase over 2006. Once students leave college for that first well-paying job, however, they stop eating Ramen. If the price of ramen falls, and income remains the same, describe the substitution and income effects that occur.

• A) Both the substitution and income effects would be positive.
• B) The substitution effect would be negative and the income effect would be positive.
• C) Both the substitution and income effects would be negative.
• D) The substitution effect would be positive and the income effect would be negative.

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Definitions:

Balanced Polymorphism

A situation in which two or more alleles of a gene persist in a population because the survival advantage or disadvantage of each balances out.

Heterozygote Advantage

The phenomenon where individuals with two different alleles for a particular trait have a greater fitness than those with two identical alleles.

Frequency-Dependent Selection

A process of evolution whereby the success and reproductive viability of a genotype or phenotype is influenced by its commonness or rarity in comparison to other genotypes or phenotypes within the same population.

Genetic Drift

A mechanism of evolution that results in random changes in the allele frequencies of a population, often having a larger effect in small populations.