Choose the Most Appropriate Letter for Each

question 15

Multiple Choice

Choose the most appropriate letter for each.
-directional selection

• A)a reference point that implies stability of gene frequencies through generations
• B)a hallmark is reproductive isolation from other groups
• C)the genes of an entire population
• D)the frequency of homozygous dominants in a population
• E)the frequencies of dominant and recessive alleles in a population
• F)the frequency of heterozygotes in a population
• G)the frequency of homozygous recessives in a population
• H)selection that occurs in environments favorable to heterozygotes
• I)results in pesticide-resistant pests

---

Definitions:

Marginal Cost

The extra expense incurred from manufacturing an additional unit of a product or service.

Price of Labor

The compensation paid to employees for their work or services, typically measured in terms of wages or salary.

Average Fixed Costs

The total fixed costs divided by the number of units produced, representing the fixed cost per unit of output.

Marginal Cost

The cost of producing one additional unit of a product or service.