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QUESTION 8 Protein folding is guided by energy and entropy considerations. The native structure of a...
QUESTION 3 Domains are A independently folded regions of a protein that are evolutionarily conserved O...
QUESTION 3 Domains are A independently folded regions of a protein that are evolutionarily conserved O Bare found only in proteins with a high percentage of beta sheet content • Care highly sensitive to amino acid residue mutation • D. are only alpha-helical QUESTION 4 Protein folding is guided by energy and entropy considerations. The native structure of a protein exhibits low energy. low entropy low energy, high entropy high energy, high entropy high energy low entropy
a) What aspects of protein structure and folding are explained by entropy? How does entropy affect...
a) What aspects of protein structure and folding are explained
by entropy? How does entropy
affect a protein’s native versus denatured structure?
b) What aspects of protein structure and folding are explained
by enthalpy? How does enthalpy
affect a protein’s native versus denatured structure?
c) What aspects of protein structure and folding are
illustrative of equilibrium (or disequilibrium)?
1. The figure below shows the physical representation of a native protein versus a denatured protein 72 native state A-state 23 17...
For a protein such as ribonuclease, for the process of protein folding under native (non-denaturing) conditions,...
For a protein such as ribonuclease, for the process of protein folding under native (non-denaturing) conditions, Punfolded → Pfolded Select the appropriate description for each of the thermodynamic parameters (for the folding reaction as shown above, from left to right): What is the value of ∆G? What is the value of ∆Sconformational? The value of ∆S hydrophobic? The choices for each question A. positive, favorable for folding B. positive, unfavorable for folding C. negative, favorable for folding D. negative, unfavorable...
Which of the following is true of secondary structure in protein folding? Pick ALL that apply....
Which of the following is true of secondary structure in protein folding? Pick ALL that apply. A. It involves hydrogen bonding. B. It involves the side chains. C. It involves hydrophobic interactions. D. It results in alpha helicies with the side chains hidden inside the helix. E. It results in beta-pleated sheets with side chains sticking out of the plain of the sheet. F. It involves the peptide backbone.
6.) Provide short answers for the questions about protein structure below: a.) True or False, amino...
6.) Provide short answers for the questions about protein structure below: a.) True or False, amino acid sequence defines the native structure of protein. b.) What is the main type of bonding responsible for stabilizing the secondary structure of proteins? c.) Briefly discuss the thermodynamics of protein folding into its native 3D structure. Is this process enthalpy driven or entropy driven? d.) Give an example of 2 major secondary structural motifs found in polypeptides. Do any of these motifs appear...
frog structure 2 QUESTION 10 Observe the dissected frog below 8 2 5 6 Image copied...
frog structure 2
QUESTION 10 Observe the dissected frog below 8 2 5 6 Image copied with permission. University of Wisconsin La Crosse Zoo-Lab Match the number labels with the appropriate frog structure a.)3 a. Large intestines.com b. Stomach - sac-like org Lungs- respiration C. b. 11 214 Click Save and Submit to save and submit Click Save As To all answers, étv
QUESTION 33 Match each arrow letter with the proper label. B C Potential Energy D A...
QUESTION 33 Match each arrow letter with the proper label. B C Potential Energy D A E Reaction Coordinate CH(g) + 2O5(g)-CO-(g) + 2H2O + S90,4kg 1. Potential energy of the reactants Click Save and Submit to save and submit. Click Save an Answers to save all ansers Type here to search O 994 Reaction Coordinate CH,(g) + 20g) - CO2(g) + 2H2O(0) + 890.4 kJ 1. Potential energy of the reactants Arrow A 2. Activation Energy of the forward...
une i, tytothrome DL cytochrome bHiron-sulfur protein (Rieske center) OD.FMN, cytochrome b, cytochrome a, Cu OE....
une i, tytothrome DL cytochrome bHiron-sulfur protein (Rieske center) OD.FMN, cytochrome b, cytochrome a, Cu OE. NAD, FMN, cytochrome c1, CoQ QUESTION 18 Which of the following energy sources drives the phosphate carrier that transports Pl into the mitochondria from the cytosol? A. ATP hydrolysis OB. Simultaneous transport of H+ into mitochondion C. Simultaneous transport of ADP into mitochondrion D. Simultaneous transport of H+ out of the mitochondrion E. Simultaneous transport of ATP out of the mitochondrion Click Save and...
Question 12 When delta G is negative (1 point)* entropy is high and enthalpy low entropy...
Question 12 When delta G is negative (1 point)* entropy is high and enthalpy low entropy low and enthalpy high when entropy is negative when entropy is zero Question 13 Question 13 When delta G is negative (1 point) * O initial G is high and final G is low initial G is low and final G is high intial G is in equilibrium with final G O none Question 14 When delta G is negative (1 point) * O...
Question completion Status: QUESTION 37 Disturbance is any discrete event in time that disrupts community structure...
Question completion Status: QUESTION 37 Disturbance is any discrete event in time that disrupts community structure and changes the abiotic environment True False QUESTION 38 community When there are high levels of disturbance in a community, the number of K-selected species should increase along with the overall diversity of the True False QUESTION 39 Which of the following is an example of commensalism? O a tapeworm living in the intestines of a mule deer. barnacles hitching a ride on the...
QUESTION 3 Domains are A independently folded regions of a protein that are evolutionarily conserved O Bare found only in proteins with a high percentage of beta sheet content • Care highly sensitive to amino acid residue mutation • D. are only alpha-helical QUESTION 4 Protein folding is guided by energy and entropy considerations. The native structure of a protein exhibits low energy. low entropy low energy, high entropy high energy, high entropy high energy low entropy
a) What aspects of protein structure and folding are explained
by entropy? How does entropy
affect a protein’s native versus denatured structure?
b) What aspects of protein structure and folding are explained
by enthalpy? How does enthalpy
affect a protein’s native versus denatured structure?
c) What aspects of protein structure and folding are
illustrative of equilibrium (or disequilibrium)?
1. The figure below shows the physical representation of a native protein versus a denatured protein 72 native state A-state 23 17...
frog structure 2
QUESTION 10 Observe the dissected frog below 8 2 5 6 Image copied with permission. University of Wisconsin La Crosse Zoo-Lab Match the number labels with the appropriate frog structure a.)3 a. Large intestines.com b. Stomach - sac-like org Lungs- respiration C. b. 11 214 Click Save and Submit to save and submit Click Save As To all answers, étv
QUESTION 33 Match each arrow letter with the proper label. B C Potential Energy D A E Reaction Coordinate CH(g) + 2O5(g)-CO-(g) + 2H2O + S90,4kg 1. Potential energy of the reactants Click Save and Submit to save and submit. Click Save an Answers to save all ansers Type here to search O 994 Reaction Coordinate CH,(g) + 20g) - CO2(g) + 2H2O(0) + 890.4 kJ 1. Potential energy of the reactants Arrow A 2. Activation Energy of the forward...
une i, tytothrome DL cytochrome bHiron-sulfur protein (Rieske center) OD.FMN, cytochrome b, cytochrome a, Cu OE. NAD, FMN, cytochrome c1, CoQ QUESTION 18 Which of the following energy sources drives the phosphate carrier that transports Pl into the mitochondria from the cytosol? A. ATP hydrolysis OB. Simultaneous transport of H+ into mitochondion C. Simultaneous transport of ADP into mitochondrion D. Simultaneous transport of H+ out of the mitochondrion E. Simultaneous transport of ATP out of the mitochondrion Click Save and...
Question 12 When delta G is negative (1 point)* entropy is high and enthalpy low entropy low and enthalpy high when entropy is negative when entropy is zero Question 13 Question 13 When delta G is negative (1 point) * O initial G is high and final G is low initial G is low and final G is high intial G is in equilibrium with final G O none Question 14 When delta G is negative (1 point) * O...
Question completion Status: QUESTION 37 Disturbance is any discrete event in time that disrupts community structure and changes the abiotic environment True False QUESTION 38 community When there are high levels of disturbance in a community, the number of K-selected species should increase along with the overall diversity of the True False QUESTION 39 Which of the following is an example of commensalism? O a tapeworm living in the intestines of a mule deer. barnacles hitching a ride on the...
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