Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 11602
TLS Online TPP Program

#Question id: 2113

Why are lipids and proteins free to move laterally in membranes?

#Section 2: General Biology

  1. The interior of the membrane is filled with liquid water.

  2. Lipids and proteins repulse each other in the membrane.

  3. Hydrophilic portions of the lipids are in the interior of the membrane.

  4. There are only weak hydrophobic interactions in the interior of the membrane.

More Questions
TLS Online TPP Program

#Question id: 122

#Section 2: General Biology

An unknown lipid is treated with a mixture of phospholipases A1, A2, C and D. Since no glycerol is formed after this treatment, the lipid is most likely
TLS Online TPP Program

#Question id: 123

#Section 2: General Biology

Which would you expect for the fatty acyl chains of the membrane phospholipids of bacteria grown at low temperature?
TLS Online TPP Program

#Question id: 124

#Section 2: General Biology

What is the role of cholesterol in animal cell membranes?
TLS Online TPP Program

#Question id: 125

#Section 2: General Biology

Regions on cell membranes called lipid rafts form because
TLS Online TPP Program

#Question id: 126

#Section 2: General Biology

Which statement is false about lipid rafts?
TLS Online TPP Program

#Question id: 127

#Section 2: General Biology

Which two organelles are responsible for producing phospholipids and sphingolipids?