Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 18524
TLS Online TPP Program

#Question id: 2242

What two features of the structure of cholesterol make it somewhat amphipathic?

#XL - Q Biochemistry

  1. The single hydroxyl along with the hydrocarbon nature of the remainder of the molecule

  2. The long, branched hydrocarbon along with the four hydrocarbon rings

  3. The five methyl groups along with the hydrocarbon chain

  4. The three six-membered rings along with the single five-membered ring

More Questions
TLS Online TPP Program

#Question id: 2151

#XL - S Microbiology

Which of the following statement(s) is (are) true of transmembrane proteins?

a. All contain a hydrophobic α helix.

b. Some serve as membrane attachment sites for peripheral membrane proteins.

c. Some contain more than one membrane-spanning domain.

d. All are asymmetrically oriented in the lipid bilayer.
TLS Online TPP Program

#Question id: 2158

#XL - S Microbiology

Which of the following factors increase(s) the rate of simple (passive) diffusion of a solute across a phospholipid bilayer?
TLS Online TPP Program

#Question id: 2159

#XL - S Microbiology

A channel protein
TLS Online TPP Program

#Question id: 2160

#XL - S Microbiology

An artificial membrane composed only of phospholipids has significant permeability to
TLS Online TPP Program

#Question id: 2161

#XL - S Microbiology

Facilitated diffusion can be distinguished from passive diffusion by
TLS Online TPP Program

#Question id: 2162

#XL - S Microbiology

Uniport transport