... much effort, themolecular defects in the most of Turkish group A patients goundetected. Given that all of the exons could be amplified by PCRin almost all of the patients, it is unlikely that ... cytokinine the most important phytohormone, which is con-trolling the division of the plant, cells. We carried out the investi-gation of cytokinine signal transduction. We were discovered the most important ... University, Istan-bul, Turkey,2Chemical and Biological Engineering, Koc University,Istanbul, Turkey. E-mail: evunal@ku.edu.trCircadian rhythms are the biological processes that oscillate in thebiochemical,...