Pharmaceutical and biotechnology giant Merck is starting drug development and commercialization operations in Israel. The company will sign an agreement this week and join the chief scientist’s program for international cooperation between small Israeli firms and multinational companies.Under the agreement, Merck Serono, the company’s new division for innovative small molecules and biopharmaceuticals, will cooperate with Israeli startups in developing pharamceuticals, and will later be able to buy the rights to the drugs or help market them around the world.