Misfolded Proteins Accumulate in Some Age-Related Degenerative Diseases

question 2

Multiple Choice

Misfolded proteins accumulate in some age-related degenerative diseases.Normally, however, misfolded proteins are escorted to the proteosome for destruction.This process begins with the covalent attachment of the protein:

• A)Ubiquitin.
• B)Adaptin.
• C)Clathrin.
• D)Tubulin.
• E)Dolichol.

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Definitions:

Stimulus

A stimulus is any event, object, or signal from the environment that elicits a sensory or behavioral response in an organism.

Responsiveness

The quality of reacting quickly and positively, or the degree to which a system or living organism responds to a stimulus or environment.

Epigenetic Effect

Changes in gene expression caused by mechanisms other than changes in the DNA sequence, influenced by environmental factors, behaviors, and lifestyle.

Chemical Marks

Biologically significant molecules that attach to DNA or proteins and play a role in gene expression and regulation.