Ruqiah Ganda Putri Panjaitan*, Novitasari
Department of Biology Education, Faculty of Teacher Training and Education, Tanjungpura University. Jl. Prof. Dr. H. Hadari Nawawi, Bansir Laut, Kec. Pontianak Tenggara, Kota Pontianak, West Kalimantan 78124, INDONESIA.