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TLS Online TPP Program

#Question id: 2123

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

#SCPH28 | Zoology

  1. All biological membranes contain cholesterol.

  2. Free fatty acids are major components of all membranes.

  3. The inner and outer membranes of mitochondria have different protein compositions.

  4. The lipid composition of all membranes of eukaryotic cells is essentially the same.

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TLS Online TPP Program

#Question id: 2144

#SCPH06 I Botany

The type of membrane transport that uses ion gradients as the energy source is:
TLS Online TPP Program

#Question id: 2144

#SCPH28 | Zoology

The type of membrane transport that uses ion gradients as the energy source is:
TLS Online TPP Program

#Question id: 2145

#SCPH28 | Zoology

An electrogenic Na+ transporter:
TLS Online TPP Program

#Question id: 2146

#SCPH28 | Zoology

In one catalytic cycle, the Na+/K+ ATPase transporter transports:
TLS Online TPP Program

#Question id: 2147

#SCPH28 | Zoology

Movement of water across membranes is facilitated by proteins called:
TLS Online TPP Program

#Question id: 2148

#SCPH28 | Zoology

The specificity of the potassium channel for K+ over Na+ is mainly the result of the: