What Happens to a Protein When It Is Tagged with Ubiquitin

question 19

Multiple Choice

What happens to a protein when it is tagged with ubiquitin?

• A) The protein is sent to the nucleus.
• B) The ubiquitin enzyme degrades the protein.
• C) The protein is sent to the proteasome and is hydrolyzed to amino acids.
• D) The ubiquitin unfolds the protein.

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Definitions:

Risk-Free Asset

An investment that provides a guaranteed return with no risk of financial loss.

Stock Market

A marketplace where buyers and sellers trade shares of publicly held companies, reflecting the economic health and investor sentiment toward those companies.

Opportunity Cost

The value of the next-best alternative when a decision is made; it's what is foregone to undertake a certain action.

Capital

Financial assets or their financial value, including funds in deposit accounts, as well as the machinery, buildings, or equipment used in producing goods and services.