Nof Pebry Ulfah Student of Master Degree Program of Biology Education, Faculty of Mathematics and Sciences,
Universitas Negeri Padang
Jl. Prof. Dr. Hamka Air Tawar Barat Padang - 25131, Indonesia
Yuni Ahda Lecturer of Biology Department, Faculty of Mathematics and Sciences.
Universitas Negeri Padang
Jl. Prof. Dr. Hamka Air Tawar Barat Padang – 25131, Indonesia