What Must Happen to a Newly Made Polypeptide Before It

question 24

Multiple Choice

What must happen to a newly made polypeptide before it can be secreted from a cell?

• A)It must be translated by a ribosome that remains free of attachment to the ER.
• B)Its signal sequence must target it to the ER,after which it goes to the Golgi.
• C)Its signal sequence must be cleaved off before the polypeptide can enter the ER.
• D)Its signal sequence must target it to the plasma membrane,where it causes exocytosis.

---

Definitions:

Stud

A type of fastener that is threaded on both ends; one end is screwed into a tapped hole and the other end typically holds a nut.

Tie-Rod Ends

Components of the steering system that connect the tie rods to the steering knuckles, allowing for the transfer of motion.

Excessive Yoke Clearance

It refers to an abnormally large gap within the yoke portion of a mechanism, leading to potential mechanical failure or loss of control.

Centerlink

Part of the steering linkage, connecting the Pitman arm to the steering gear, aiding in vehicle steering control.