Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 131
TLS Online TPP Program

#Question id: 149

The pKaʹs of the side chain group and the α-carboxyl group of glutamate are 4.1 and 2.1, respectively. Which statement accounts for this difference?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. The side chain has more possible resonance structures.

  2. The α-carboxyl group has less steric hindrance and is therefore ionized more easily.

  3. The side chain is a different functional group than the α-carboxyl group.

  4. The α-carboxyl group is closer to the α-amino group than the side chain is.

More Questions
TLS Online TPP Program

#Question id: 2083

#Unit 2. Cellular Organization

Sphingolipids are considered amphipathic glycolipids if:
TLS Online TPP Program

#Question id: 2084

#Unit 2. Cellular Organization

Which two organelles are responsible for producing phospholipids and sphingolipids?
TLS Online TPP Program

#Question id: 2085

#Unit 2. Cellular Organization

Cholesterol mixes with phospholipids in a biomembrane because cholesterol molecules are
TLS Online TPP Program

#Question id: 2086

#Unit 2. Cellular Organization

Which of the following is (are) not present in biomembranes?
TLS Online TPP Program

#Question id: 2087

#Unit 2. Cellular Organization

Phospholipids with short or unsaturated fatty acyl chains
TLS Online TPP Program

#Question id: 2088

#Unit 2. Cellular Organization

Lipid droplets arise from the