The generation and maintenance of a membrane electric potential requires which of the following:

a. active pumping of ions       

b. ion-specific membrane channel proteins

c. ATP                                    

d. a generally permeable membrane

TLS Online TPP Program

#Question id: 2123

#Unit 2. Cellular Organization

Which of these statements about the composition of membranes is true?

TLS Online TPP Program

#Question id: 2124

#Unit 2. Cellular Organization

An integral membrane protein can be extracted with:

TLS Online TPP Program

#Question id: 2125

#Unit 2. Cellular Organization

The shortest alpha helix segment in a protein that will span a membrane bilayer has about _____ amino acid residues.

TLS Online TPP Program

#Question id: 2126

#Unit 2. Cellular Organization

A hydropathy plot is used to:

TLS Online TPP Program

#Question id: 2127

#Unit 2. Cellular Organization

The fluidity of the lipid side chains in the interior of a bilayer is generally increased by:

TLS Online TPP Program

#Question id: 2128

#Unit 2. Cellular Organization

The fluidity of a lipid bilayer will be increased by: