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

question 17

Multiple Choice

In eukaryotic cells,we sometimes find reverse transcriptase activity,even though the cells are not infected with virus.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.

Recognize different forms of life that have existed on Earth through different geological periods.

Learn about the earliest forms of life and evidence for the development of an oxygen-rich atmosphere.

Understand different channels and methods of workplace communication including digital mediums.

Recognize the significance of clear and effective communication in organizational settings.

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Definitions:

Nonpolypeptide

Referring to molecules that are not composed of peptide bonds and amino acid chains, contrary to proteins.

Coenzyme

An organic non-protein molecule that binds with an enzyme to catalyze a reaction.

Enzyme Activity

The measure of the amount of substrate converted to product by an enzyme in a given time, crucial for biochemical processes.

Protein-Digesting Enzyme

An enzyme, also known as a protease, that breaks down proteins into smaller peptides or amino acids, crucial for many biological processes including digestion.