#Question id: 2212
#Unit 2. Cellular Organization
Membrane lipids may
a. spontaneously flip-flop from one membrane leaflet to the other.
b. move laterally within one membrane leaflet.
c. aggregate with membrane proteins to form lipid rafts.
d. be unequally distributed in the two membrane leaflets.
e. be present in varying amounts in different cellular membranes
#Question id: 21123
#Unit 12. Applied Biology
#Question id: 4025
#Unit 3. Fundamental Processes
You have identified a transcription factor and hypothesize that it binds to the promoter region of a gene that encodes a protein that causes cells to stop dividing. In order to test the interaction between the transcription factor and the DNA you will need to do a specific assay. Which one of the following would you use to test your hypothesis?
#Question id: 1742
#Unit 4. Cell Communication and Cell Signaling
The T-cell receptor link to MHC–peptide is enhanced by interaction between MHC class II on the antigen-presenting cells with the following molecule on the T-cell:
#Question id: 32397
#Unit 1. Molecules and their Interaction Relevant to Biology