In Eukaryotic Cells,we Sometimes Find Reverse Transcriptase Activity,even Though the Cells

question 22

Multiple Choice

In eukaryotic cells,we sometimes find reverse transcriptase activity,even though the cells are not infected with a retrovirus.This activity can be attributed to

• A)the presence of transposons integrating into polymerase genes.
• B)the presence of viroids.
• C)the presence of retrotransposons.
• D)infection with small bacteria known as mycoplasmas.
• E)a novel prion infection.

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Definitions:

Transaction Costs

The expenses incurred when buying or selling goods and services, which may include commissions, fees, and the bid-ask spread.

Covered Interest Arbitrage

An investment strategy that involves exchanging domestic currency for a foreign currency, investing in foreign interest-bearing assets, and using forward contracts to hedge exchange rate risk.

Forward Contract

A special arrangement made between two parties to transact an asset at a pre-agreed price on a set date in the future.

Exchange Currency

The act of converting one country's currency into another, often subject to an exchange rate.