Priskila, E., Priyono Budi Prasetyo, A. and Ulung Anggraito, Y. 2020. Biology Assessment Survey of Semarang Senior High As a Description of 21st Century Teacher’s Readiness. Journal of Innovative Science Education. 9, 2 (Aug. 2020), 173 - 180. DOI:https://doi.org/10.15294/jise.v8i3.33941.