Which of the Following Describes the Possible Parasitic Nature of Transposable

question 39

Multiple Choice

Which of the following describes the possible parasitic nature of transposable elements?

• A)Transposable elements can increase in number within genomes without providing an advantage to the host.
• B)Transposable elements are collected within their genomes by host organisms so that the host will benefit, but not the transposable elements.
• C)Transposable elements will provide an evolutionary advantage to host organisms by transposing as often as possible.
• D)Transposable elements will enhance their expression of transposase so that the hosts can evolve more quickly.
• E)Transposable elements will add methyl groups to their own DNA to reduce their own rate of transposition.

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Definitions:

Bile Canaliculi

Small ducts between the liver cells that collect bile, contributing to its transport towards the bile ducts.

Cystic Duct

Duct leading from the gallbladder; joins the common hepatic duct to form the common bile duct.

Pylorus

The portion of the stomach that connects to the duodenum; it regulates the passage of partially digested food into the small intestine.

Ileum

The final and longest segment of the small intestine, where significant nutrient absorption and reabsorption of bile salts occur.