McGraw-Hill Online Learning Center Test

McGraw-Hill Online Learning Center Test

1. Review the image and answer the following questions.

Where do proteins go next from the rough endoplasmic reticulum if they are to be transported from the cell?

A. They enter the Cis face of the Golgi apparatus where they are modified and packaged into secretory vesicles.
B. They enter the Trans face of the Golgi apparatus and are expelled from the Cis face.
C. They enter the cisternae of the Golgi apparatus where it may take up to a year to correctly modify the protein for excretion.
D. They enter the smooth endoplasmic reticulum where they are packaged for secretion from the cell.

2. What is one reason why proteins are transported within vesicles inside the cell rather than being transported without vesicles?

A. to prevent them from folding into their 3-dimensional shapes
B. to minimize the possibility that they will gather additional amino acids
C. to prevent them from interacting with other proteins or components of the cell
D. to keep them from hydrolyzing and disassembling

Copyright ©2000 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.
For further information about this site contact
or let us know what you think by filling out our site survey.

Corporate Link