All of the above. Know the general principles. C. OmpF alters the pore characteristics of the E. coli outer membrane. D. EnvZ changes shape. E. OmpR binds to DNA and promotes transcription of the ompF gene.
Ion channels act as gates allowing particular ions to enter or leave the cell or organelle.
Protein kinases catalyze the transfer of a phosphate group from cAMP to a protein. The binding of the ligand insulin to the insulin receptor alpha subunit facilitates a change in shape of the beta subunit so the beta subunit autophosphorylates itself. Click this button to turn in your homework. Click this button to clear all of the answers you've entered and start over. If you start over, remember to re-enter your name and student ID also.