Invaginating cells during amphibian gastrulation, in which the main body of each cell is displaced toward the inside of the embryo while maintaining contact with the outside surface by way of a slender neck-

TLS Online TPP Program

#Question id: 2166

#Unit 2. Cellular Organization

Typical ion/ligand concentrations are

TLS Online TPP Program

#Question id: 2167

#Unit 2. Cellular Organization

Polarized cells in animals

TLS Online TPP Program

#Question id: 2168

#Unit 2. Cellular Organization

Classes of membrane transport proteins include all of the following EXCEPT:

TLS Online TPP Program

#Question id: 2169

#Unit 2. Cellular Organization

In a laboratory activity, red-labeled glucose, blue-labeled water, and green-labeled ethanol are added to a solution placed over an artificial, pure phospholipid membrane.  Which colors will be observed on the other side of the membrane after 10 minutes?

TLS Online TPP Program

#Question id: 2170

#Unit 2. Cellular Organization

How does uniport transport compare with simple diffusion?

TLS Online TPP Program

#Question id: 2171

#Unit 2. Cellular Organization

Aquaporins are