What Mechanism Used for Mobilization of Transposable Elements Can Lead

question 50

Multiple Choice

What mechanism used for mobilization of transposable elements can lead to deletions in genomes?

• A)Transposase sometimes deletes genomic DNA while removing DNA transposons from the genome.
• B)Alignment of two transposable elements is required for mobilization and misalignment can result in deletions.
• C)RNA polymerase transcribes transposable elements; when it makes mistakes, DNA nucleotides are sometimes deleted.
• D)Piwi RNAs inhibit movement of transposons by deleting DNA that includes and surrounds the inverted repeats.

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Definitions:

Operating Activities

Cash flows directly related to the production and delivery of a company's goods and services.

Direct Method

A method of reporting the cash flows from operating activities as the difference between the operating cash receipts and the operating cash payments.

Indirect Method

A method of reporting the cash flows from operating activities as the net income from operations adjusted for all deferrals of past cash receipts and payments and all accruals of expected future cash receipts and payments.

Cash Equivalents

Short-term, highly liquid investments that are readily convertible to known amounts of cash and are subject to an insignificant risk of changes in value.