Coat Color in Mice Involves the Effects of Multiple Gene

question 234

Multiple Choice

Coat color in mice involves the effects of multiple gene interactions.If a mouse has two recessive alleles (aa) for coat color, it will always be albino no matter what the genotype of other genes involved in coat color.This is an example of

• A) pleiotropy.
• B) incomplete dominance.
• C) codominance.
• D) heterosis.
• E) epistasis.

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Definitions:

Marginal Cost

The extra financial burden of producing an additional unit of a product or service.

Average Variable Cost

The cost per unit of output that varies with the level of production, excluding any fixed costs.

Learning-by-Doing

The process through which skill and efficiency are improved over time as a result of practice and experience.

Economies of Scale

The cost advantage that arises with increased output of a product, where the average cost per unit decreases as the scale of production expands.