Introns in nuclear pre-mRNAs are excised by:

TLS Online TPP Program

#Question id: 31114

#Unit 2. Cellular Organization

When the level of Ca²⁺ is raised, which of the following causes troponin I to release its hold on actin?

TLS Online TPP Program

#Question id: 31115

#Unit 2. Cellular Organization

Troponin C is closely related to the ubiquitous Ca2+-binding protein, called: 

TLS Online TPP Program

#Question id: 31137

#Unit 2. Cellular Organization

Transport of membrane and soluble proteins from one membrane-bounded compartment to another is mediated by: 

TLS Online TPP Program

#Question id: 31138

#Unit 2. Cellular Organization

A pathway of protein trafficking that flows through the ER is called:

TLS Online TPP Program

#Question id: 31139

#Unit 2. Cellular Organization

Plasma membrane proteins such as receptor proteins bound to their ligands can be taken up in vesicles that bud from the plasma membrane, called as:

TLS Online TPP Program

#Question id: 31140

#Unit 2. Cellular Organization

The first vesicle trafficking step in the secretory pathway, is mediated by: