BSCI330 Exam 3 Questions With Correct Answers

BSCI330 Exam 3 Questions With Correct
Answers

Which of the following receptors is involved in retrograde transport
| | | | | | | | | |



from the Golgi to the ER?
| | | | |




KDEL receptor
|




Mannose 6-phosphate receptor | |




PIP-3 receptor
|




All of the above
| | |




None of the above - CORRECT ANSWER✔✔-KDEL receptor
| | | | | | |




Which of the following is an example of transmembrane transport?
| | | | | | | | |




Transport of a protein from the cytosol to the nucleus
| | | | | | | | |




Transport of a protein from the cytosol to the ER
| | | | | | | | |




Transport of a protein from the Golgi apparatus to the endosomes
| | | | | | | | | |




Transport of a protein from the ER to the Golgi apparatus
| | | | | | | | | |




All of the above - CORRECT ANSWER✔✔-Transport of a protein from the
| | | | | | | | | | |



cytosol to the ER
| | | |




Which of the following is required for transport of a protein from the
| | | | | | | | | | | | |



cytosol into the mitochondrial matrix?
| | | |

, Signal recognition particle
| |




COPII
TOM
Ran - CORRECT ANSWER✔✔-TOM
| | |




Which of the following compartments is topologically similar to the ER?
| | | | | | | | | |




Golgi apparatus
|




Lysosomes
Exterior of the cell | | |




All of the above
| | |




None of the above - CORRECT ANSWER✔✔-All of the Above
| | | | | | | | |




Which of the following is NOT true about an ER signal sequence?
| | | | | | | | | | |




It forms an amphipathic alpha helix
| | | | |




It contains at least 8 non-polar amino acids in a row
| | | | | | | | | |




It is generally at the N-terminus of the protein
| | | | | | | |




It is recognized by the SRP - CORRECT ANSWER✔✔-It form an
| | | | | | | | | | |



amphipathic alpha helix | |




Which of the following is NOT required for export of a protein from the
| | | | | | | | | | | | | |



nucleus to the cytosol? | | |




Ran-GDP