You Are Studying a Particular Gene in Mice

question 64

Multiple Choice

You are studying a particular gene in mice. In one sample of the genome from a mouse, you find two copies of the gene while in other mice you have studied there are two copies of the gene. One of the copies is in the normal location; the other is in a completely different location in the genome. The copy of the gene found in a different location from what is normal is bounded by sequences that are directly repeated rather than being in an inverted form. What is responsible for this finding?

• A) a retrotransposon
• B) a DNA transposon
• C) a point mutation
• D) a chromosomal inversion
• E) an unequal cross-over

Understand the components and functions of accounting information systems.

Identify the different types of ledgers and their purposes.

Recognize the role and types of source documents in accounting systems.

Understand the classification and purpose of input and output devices within accounting information systems.