In the Late 1920s,a Mutation Occurred in Many Silver Fox

question 60

Multiple Choice

In the late 1920s,a mutation occurred in many silver fox farms around the world.The fox farms that sold expensive furs were proud of the quality of their furs,and each advertised that it had the best,purest breed of all the fox farms.The new mutations produced a "platinum" coat pattern that was commercially desirable,so the farms crossed them to get more.The results of their breeding experiments were as follows: (1) silver ´ silver >>> all silver offspring; (2) silver ´ platinum >>> equal numbers of silver and platinum; (3) platinum ´ platinum >>> two platinum for each silver offspring.Which of the following inheritance patterns explain the breeding results?  

• A) Incomplete dominance of the silver trait
• B) Codominance of the silver and platinum alleles
• C) Multiple alleles exist that cancel out some traits
• D) Heterozygotes express the recessive platinum trait
• E) Homozygous alleles cause lethal effects

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Definitions:

First-In, First-Out

An inventory valuation method where goods purchased or produced first are sold or used first.

Conversion Costs

Costs associated with converting raw materials into finished goods, typically including both labor and overhead expenses in manufacturing.

Work In Process

Inventory items that are currently being manufactured but are not yet complete, representing a business's partially finished goods.

First-In, First-Out

A method of inventory valuation where goods purchased or produced first are sold first, assuming costs rise over time.