Signal Transduction:
A) Explain how growth factors, acting through the signaltransduction pathway, regulate cellproliferation.  Names of specific proteins and theirfunction must be given.
B) Give 2 specific examples of how an alteration in the signaltransduction pathway can lead to cancer
Cell Cycle Regulation:
Describe the mechanism by which the cell cycle is regulated bymitogens. In your answer, be sure to include the following:
a) The phases of the cell cycle and protein whose concentrationsvary during the cell cycle
b) The complexes formed by the proteins in (a) and themechanisms by which they are regulated
c) The substrate of the complexes in (b) and its role in cellcycle control
d) Describe 2 ways in which the substrate in (c) can beinactivated to cause cancer
