You Are a Molecular Evolutionist and Have Found Five Successive

question 152

Multiple Choice

You are a molecular evolutionist and have found five successive ancestors of today's Arctic lemming (a type of rodent) frozen in the Arctic permafrost.You sequence the genomes of these ancestral lemmings and the modern lemming.For most genes, if you graph the number of actual substitutions on the x axis and the number of observed substitutions on the y axis, the slope of this graph will most likely

• A) be more or less constant and approximately 0.
• B) be more or less constant and approximately 1/2.
• C) be more or less constant and approximately 1.
• D) start off around 0 and increase with increasing divergence.
• E) start off around 1 and decrease with increasing divergence.

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Definitions:

Traditional Costing Method

An accounting approach that assigns manufacturing overhead costs to products based on a volume metric like direct labor hours or machine hours.

Activity-Based Costing

A costing methodology that assigns costs to products based on the amount of resources used for specific activities, such as manufacturing or selling.

Direct Labor-Hours

The total hours worked by employees directly involved in the manufacturing process of a product.

Activity-Based Costing

A costing method that assigns overhead and indirect costs to specific activities, enhancing cost precision.