What Is the Most Probable Explanation for the Continued Presence

question 31

Multiple Choice

What is the most probable explanation for the continued presence of pseudogenes in a genome such as our own?

• A) They are genes that had a function at one time, but that have lost their function because they have been translocated to a new location.
• B) They are genes that have accumulated mutations to such a degree that they would code for different functional products if activated.
• C) They are duplicates or near duplicates of functional genes but cannot function because they would provide inappropriate dosage of protein products.
• D) They are genes with significant inverted sequences.
• E) They are genes that are not expressed, even though they have nearly identical sequences to expressed genes.

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Definitions:

Two Factors

In experimental design, refers to experiments that investigate the effect of two independent variables on a dependent variable.

Total Sum

The aggregate or overall total of a series of numbers or quantities.

Squares

In mathematics, the result of multiplying a number by itself.

Factor A

Represents an independent variable or input in an experiment or study that is manipulated to observe its effect on a dependent variable.