Podcast
Questions and Answers
Based on the FRAP profiles shown, which SPT profile can be assigned to Protein X?
Based on the FRAP profiles shown, which SPT profile can be assigned to Protein X?
- B
- C
- Cannot be determined (correct)
- A
Based on the FRAP profiles shown, which SPT profile can be assigned to Protein Y?
Based on the FRAP profiles shown, which SPT profile can be assigned to Protein Y?
- B (correct)
- Cannot be determined
- A
- C
Based on the FRAP profiles shown, which SPT profile can be assigned to Protein Z?
Based on the FRAP profiles shown, which SPT profile can be assigned to Protein Z?
- C (correct)
- Cannot be determined
- B
- A
Which of the following is true about membrane proteins?
Which of the following is true about membrane proteins?
What is the function of the ER signal sequence?
What is the function of the ER signal sequence?
What happens to soluble proteins in the ER lumen?
What happens to soluble proteins in the ER lumen?
What is the role of signal peptidase?
What is the role of signal peptidase?
Which of the following mechanisms is NOT involved in intracellular compartmentalization?
Which of the following mechanisms is NOT involved in intracellular compartmentalization?
What determines whether a protein will be made on a free ribosome in the cytosol or on a bound ribosome at the ER?
What determines whether a protein will be made on a free ribosome in the cytosol or on a bound ribosome at the ER?
What is the role of signal peptidase in protein targeting?
What is the role of signal peptidase in protein targeting?
How do scientists determine whether a protein gets into an organelle in vitro?
How do scientists determine whether a protein gets into an organelle in vitro?
Which technique was used to collect data for the mobility of proteins X, Y, and Z?
Which technique was used to collect data for the mobility of proteins X, Y, and Z?
In the lipid bilayer of cell membranes, where are the polar head groups and hydrophobic tails located?
In the lipid bilayer of cell membranes, where are the polar head groups and hydrophobic tails located?
Which type of lipid makes the lipid more fluid in the bilayer?
Which type of lipid makes the lipid more fluid in the bilayer?
What is the difference between olive oil and butter in terms of their lipid composition?
What is the difference between olive oil and butter in terms of their lipid composition?
What effect does increasing temperature have on the fluidity of fats in the membrane?
What effect does increasing temperature have on the fluidity of fats in the membrane?
What is the role of cholesterol in the membrane?
What is the role of cholesterol in the membrane?
What can make a membrane more fluid?
What can make a membrane more fluid?
What is the orientation of membranes generally maintained?
What is the orientation of membranes generally maintained?
What happens to phospholipids after synthesis in the ER?
What happens to phospholipids after synthesis in the ER?
What is the role of the enzyme ippase in flipping phospholipids?
What is the role of the enzyme ippase in flipping phospholipids?
Which of the following is true about signal sequences?
Which of the following is true about signal sequences?
What determines whether a protein will be made on a free ribosome in the cytosol or on a bound ribosome at the ER?
What determines whether a protein will be made on a free ribosome in the cytosol or on a bound ribosome at the ER?
What is the role of signal peptidase in protein targeting?
What is the role of signal peptidase in protein targeting?
What happens to soluble proteins in the ER lumen?
What happens to soluble proteins in the ER lumen?
What is the function of the ER signal sequence?
What is the function of the ER signal sequence?
Which of the following is NOT a mechanism involved in intracellular compartmentalization?
Which of the following is NOT a mechanism involved in intracellular compartmentalization?
What is the role of chaperones in protein folding?
What is the role of chaperones in protein folding?
How do scientists determine whether a protein gets into an organelle in vitro?
How do scientists determine whether a protein gets into an organelle in vitro?
What determines the number of times a membrane-bound protein crosses the membrane?
What determines the number of times a membrane-bound protein crosses the membrane?
What is the consequence of changing the hydrophobic amino acids in the signal sequence to charged amino acids?
What is the consequence of changing the hydrophobic amino acids in the signal sequence to charged amino acids?
Which of the following is true about membrane proteins?
Which of the following is true about membrane proteins?
What is the role of signal peptidase in protein targeting?
What is the role of signal peptidase in protein targeting?
What determines whether a protein will be made on a free ribosome in the cytosol or on a bound ribosome at the ER?
What determines whether a protein will be made on a free ribosome in the cytosol or on a bound ribosome at the ER?
What is the function of the ER signal sequence?
What is the function of the ER signal sequence?
What happens to soluble proteins in the ER lumen?
What happens to soluble proteins in the ER lumen?
What is rough ER?
What is rough ER?
What determines whether a protein goes into an organelle or stays in the cytoplasm?
What determines whether a protein goes into an organelle or stays in the cytoplasm?
What is the role of signal sequences in protein targeting?
What is the role of signal sequences in protein targeting?
What is the function of signal peptidase?
What is the function of signal peptidase?
Which of the following mechanisms is NOT involved in intracellular compartmentalization?
Which of the following mechanisms is NOT involved in intracellular compartmentalization?
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