Page 5 - KelasIX IPA BS Sem2.pdf
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Daftar Isi
Halaman Judul ............................................................................. i
Halaman Penerbitan .................................................................... ii
Kata Pengantar ............................................................................ iv
Daftar Isi ........................................................................................ vi
Petunjuk Penggunaan Buku ........................................................ xii
Bab 6 Kemagnetan dan Pemanfaatannya dalam
Produk Teknologi ............................................................... 1
A. Pemanfaatan Medan Magnet pada Migrasi Hewan ..................... 2
1. Migrasi Burung ............................................................................ 3
2. Migrasi Salmon ............................................................................ 4
3. Migrasi Penyu .............................................................................. 4
4. Migrasi Lobster Duri .................................................................. 5
5. Magnet dalam Tubuh Bakteri ................................................. 5
B. Teori Dasar Kemagnetan ........................................................................ 7
1. Konsep Gaya Magnet ................................................................ 8
2. Teori Kemagnetan Bumi ........................................................... 22
3. Gaya Lorentz ................................................................................ 24
4. Induksi Elektromagnetik .......................................................... 28
C. Kemagnetan dalam Produk Teknologi .............................................. 36
1. MRI (Magnetic Resonance Imaging) ...................................... 37
2. Kereta Maglev .............................................................................. 39
3. Pembangkit Listrik Tenaga Nuklir ......................................... 40
Bab 7 Pewarisan Sifat pada Makhluk Hidup .............................. 51
A. Molekul yang Mendasari Pewarisan Sifat .......................................... 53
1. Materi Genetik ............................................................................. 53
2. Struktur DNA dan RNA ............................................................. 55
3. Peranan Materi Genetik dalam Penentuan Sifat ............. 57
B. Hukum Pewarisan Sifat ........................................................................... 64
1. Persilangan Monohibrid (Satu Sifat Beda) ......................... 65
2. Persilangan Dihibrid (Dua Sifat Beda) ................................. 70
C. Pewarisan Sifat-Sifat pada Manusia .................................................... 72
1. Warna Kulit ................................................................................... 72
2. Bentuk Pertumbuhan Rambut pada Dahi ......................... 73
3. Tipe Perlekatan Cuping Telinga ............................................ 74
4. Bentuk Rambut ........................................................................... 74
Ilmu Pengetahuan Alam v
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