Multiple Choice
Which two functional groups are always found in amino acids?
a) Carbonyl and amino groups.
b) Carboxyl and amino groups.
c) Amino and sulfhydryl groups.
d) Hydroxyl and carboxyl groups.
4. Biomolecules
Proteins
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What is the role of a chaperone protein?
a) Assist in RNA and DNA folding.
b) Assist in membrane transport.
c) Assist in protein denaturation.
d) Assist in dehydration synthesis reactions.
e) Assist in protein folding or re-naturing.
A
Assist in RNA and DNA folding.
B
Assist in membrane transport.
C
Assist in protein denaturation.
D
Assist in dehydration synthesis reactions.
E
Assist in protein folding or re-naturing.
Verified step by step guidance1
Understand the primary function of chaperone proteins: Chaperone proteins are specialized proteins that assist in the proper folding of other proteins. They ensure that proteins achieve their correct three-dimensional structure, which is crucial for their function.
Recognize the importance of protein folding: Proteins must fold into specific shapes to function correctly. Misfolded proteins can lead to diseases or loss of function, so chaperones play a critical role in maintaining cellular health.
Differentiate between folding and other processes: While chaperones are involved in protein folding, they do not assist in RNA or DNA folding, membrane transport, protein denaturation, or dehydration synthesis reactions. These processes involve different mechanisms and molecules.
Identify the role of chaperones in stress conditions: Chaperone proteins can also help refold proteins that have become denatured due to stress conditions, such as heat shock, thereby restoring their function.
Conclude with the correct role: Based on the understanding of chaperone proteins, their primary role is to assist in protein folding or re-naturing, ensuring proteins are correctly folded and functional.
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