Campbell Biology in Focus
3rd Edition
ISBN: 9780134710679
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Rebecca Orr
Publisher: PEARSON
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Textbook Question
Chapter 3.5, Problem 1CC
Why does a denatured protein no longer function normally?
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What kinds of changes take place in a protein when it is denatured?
Describe the process of denaturation of protein.
If Kd= 100 nM, [RNA] = 10 nM, and [protein] = 1 uM
a) What fraction of RNA is bound?
b) What fraction of protein is bound?
c) What is the concentration of the protein:RNA complex?
d) Is it reasonable to assume that total protein = free protein?
e) Is it reasonable to assume that total RNA = free RNA?
Chapter 3 Solutions
Campbell Biology in Focus
Ch. 3.1 - How are gasoline and fat chemically similar?Ch. 3.1 - Which molecules in Figure 3.4a re isomers? For...Ch. 3.1 - Prob. 3CCCh. 3.1 - Prob. 4CCCh. 3.2 - How many molecules of water are needed to...Ch. 3.2 - WHAT IF? Suppose you eat a serving of fish. What...Ch. 3.3 - Write the formula for a monosaccharide that has...Ch. 3.3 - A dehydration reaction joins two glucose molecules...Ch. 3.3 - WHAT IF? After a cow is given antibiotics to treat...Ch. 3.4 - Compare the structure of a fat (triglyceride) with...
Ch. 3.4 - Why are human sex hormones considered lipids?Ch. 3.4 - Prob. 3CCCh. 3.5 - Why does a denatured protein no longer function...Ch. 3.5 - What parts of a polypeptide participate in the...Ch. 3.5 - WHAT IF? Where would you expect a polypeptide...Ch. 3.6 - DRAW IT Go to Figure 3.27a and, for the top three...Ch. 3.6 - Prob. 2CCCh. 3.7 - How would sequencing the entire genome of an...Ch. 3.7 - Given the function of DNA, why would you expect...Ch. 3 - Which functional group is not present in this...Ch. 3 - MAKE CONNECTIONS Which chemical group is most...Ch. 3 - Prob. 3TYUCh. 3 - Which of the following statements concerning...Ch. 3 - Prob. 5TYUCh. 3 - The structural level of a protein least a fleeted...Ch. 3 - Enzymes that break down DNA catalyze the...Ch. 3 - Prob. 8TYUCh. 3 - The molecular formula for glucose is C6H12O6. What...Ch. 3 - Construct a table that organizes the following...Ch. 3 - Prob. 11TYUCh. 3 - Prob. 12TYUCh. 3 - FOCUS ON ORGANIZATION Proteins, which have diverse...Ch. 3 - Prob. 14TYUCh. 3 - SYNTHESIZE YOUR KNOWLEDGE Given that the function...
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- When a protein was denatured and lost its function due to its spatial structures were disrupted. Which of the following was disrupted during the denaturing process?arrow_forwardWhat factors affect denaturation and refolding of proteins? Explain eacharrow_forwardHow does the structure of the protein in the aggregated form differ from that of the protein in its normal state in the brain?arrow_forward
- Identify a disease or condition related to protein mis-folding. Which protein is misfolded? Is this a genetically inherited condition or is it transmissible?arrow_forwardQ) a) A protein gains a mutation of a surface exposed residue. The mutation is Arg --> Leu. Based on the sequence of the protein when it folds the Leu remains on the surface of the protein. What is the change in chemical characteristic of the amino acid caused by this mutation? b) Briefly explain any entropic consequences of this mutation. (2 sentences MAX) c) What might happen in order to overcome these entropic consequences and how would that affect the cell? (1-2 sentences)arrow_forwardGiven enough time, will all denatured proteins spontaneously renature?arrow_forward
- which intermolecular interaction is being disrupted when a protein is denatured using heavy metals?arrow_forwardWhen a protein is denatured, how is its primary, secondary, tertiary, and quaternary structure affected?arrow_forwardDescribe the following levels of protein organization and give an example of each: A.) Primary B.) Secondary C.) Tertiary D.) Quarternaryarrow_forward
- Which level of protein structure organization are lost hydrolysis and denaturation?arrow_forward(b) Is the ubiquitination relatively stable or highly dynamic? how does ubiquitination become detached from the protein of interest? what enzyme is involved?arrow_forwardWhy are B vitamins water soluble while vitamins A, D, E and K are fat soluble?arrow_forward
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Biomolecules - Protein - Amino acids; Author: Tutorials Point (India) Ltd.;https://www.youtube.com/watch?v=ySNVPDHJ0ek;License: Standard YouTube License, CC-BY