Dwi Putri Julianti Student of Biology Educations Study Program, Universitas Negeri Padang Jl. Prof. Dr. Hamka, Air Tawar Barat, Padang - 25131, Indonesia Indonesia
Ramadhan Sumarmin Lecturer of Biology Department, Universitas Negeri Padang Jl. Prof. Dr. Hamka, Air Tawar Barat, Padang - 25131, Indonesia Indonesia