Download - Lipid
![Page 1: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/1.jpg)
L I P I D
![Page 2: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/2.jpg)
Banyak orang yang berpikir
bahwa
Lipid sama dengan lemak (fats)
![Page 3: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/3.jpg)
Lipid = Lemak
![Page 4: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/4.jpg)
Lipid = Lemak
Lemak = Lipid
dan
![Page 5: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/5.jpg)
Apakah seperti itu?
![Page 6: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/6.jpg)
T I D A K
![Page 7: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/7.jpg)
Menurut ilmu biokimia …
Lipidmemiliki cakupan yang
lebih luas daripada lemak
![Page 8: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/8.jpg)
Jadi..
Apa itu Lipid?
![Page 9: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/9.jpg)
Lipid merupakan kelompok biomolekul
yang bersifat non-polar
Mereka bersifat hidrofobik,
tidak larut dalam air
![Page 10: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/10.jpg)
Molekul anggota lipid sangat bervariasi, namun di
sini hanya akan dibahas 3 kelompok
![Page 11: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/11.jpg)
1. Lemak
![Page 12: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/12.jpg)
2. Fosfolipid
1. Lemak
![Page 13: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/13.jpg)
2. Fosfolipid
3. Steroid
1. Lemak
![Page 14: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/14.jpg)
Mari kita bahas satu per satu
![Page 15: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/15.jpg)
Lemak
![Page 16: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/16.jpg)
Lemak (Fats)
dikenal sebagai zat yang terbentuk
akibat kelebihan kalori dalam tubuh
![Page 17: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/17.jpg)
Jika kita terlalu banyak makan
hingga melebihi kebutuhan energi tubuh
… kelebihan zat makanan ini
akan disimpan dalam bentuk lemak
![Page 18: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/18.jpg)
Seperti ini
![Page 19: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/19.jpg)
Berbagai jaringan lemak yang ada di tubuh…
![Page 20: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/20.jpg)
Berbagai jaringan lemak yang ada di tubuh…
Semuanya tersusun atas
adiposit (sel lemak)
![Page 21: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/21.jpg)
Adiposit berbeda dengan sel lainnya,
ia tercipta hanya untuk menampung lemak tubuh
![Page 22: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/22.jpg)
85% dari adiposit ini …
![Page 23: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/23.jpg)
berisi molekul lemak
yang disebut trigliserida
85% dari adiposit ini …
![Page 24: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/24.jpg)
Trigliserida ini masih dapat dipecah
menjadi molekul-molekul yang lebih kecil
![Page 25: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/25.jpg)
gliserol
![Page 26: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/26.jpg)
gliserol
+
![Page 27: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/27.jpg)
gliserol
3 buah asam lemak
+
![Page 28: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/28.jpg)
gliserol
3 buah asam lemak
+
Kita akan fokus pada asam lemak
![Page 29: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/29.jpg)
Asam Lemak
![Page 30: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/30.jpg)
Asam lemak merupakan komponen lipid
yang paling sederhana
![Page 31: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/31.jpg)
Ia hanya berupa susunan rantai hidrokarbon dengan
gugus karboksil (-COOH) pada salah satu ujungnya
![Page 32: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/32.jpg)
Ia hanya berupa susunan rantai hidrokarbon dengan
gugus karboksil (-COOH) pada salah satu ujungnya
- COOH
![Page 33: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/33.jpg)
Ia hanya berupa susunan rantai hidrokarbon dengan
gugus karboksil (-COOH) pada salah satu ujungnya
- COOH
C – C – C – C – C
![Page 34: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/34.jpg)
Ada berbagai jenis asam lemak,
variasi ini ditentukan oleh dua hal :
1. Jumlah atom karbon
2. Jenis ikatan kimia
![Page 35: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/35.jpg)
1. Jumlah atom C
![Page 36: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/36.jpg)
1. Jumlah atom C
![Page 37: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/37.jpg)
1. Jumlah atom C
Asam lemak rantai pendek
(atom C sedikit)
![Page 38: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/38.jpg)
1. Jumlah atom C
Asam lemak rantai pendek
(atom C sedikit)
![Page 39: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/39.jpg)
1. Jumlah atom C
Asam lemak rantai pendek
(atom C sedikit)
Asam lemak rantai panjang
(atom C banyak)
![Page 40: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/40.jpg)
2. Jenis ikatan kimia
![Page 41: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/41.jpg)
Semua ikatan
rantai tunggal
2. Jenis ikatan kimia
![Page 42: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/42.jpg)
Semua ikatan
rantai tunggal
Ada ikatan
rantai ganda
2. Jenis ikatan kimia
![Page 43: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/43.jpg)
Di sini ada poin penting
yang harus diperhatikan
![Page 44: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/44.jpg)
Bila suatu molekul asam lemak
![Page 45: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/45.jpg)
Bila suatu molekul asam lemak
Semua ikatannya
rantai tunggal
![Page 46: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/46.jpg)
Bila suatu molekul asam lemak
Semua ikatannya
rantai tunggal
asam lemak
jenuh=>
![Page 47: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/47.jpg)
Bila suatu molekul asam lemak
Semua ikatannya
rantai tunggal
asam lemak
jenuh=>
Memiliki ikatan
rantai ganda
![Page 48: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/48.jpg)
Bila suatu molekul asam lemak
Semua ikatannya
rantai tunggal
asam lemak
jenuh=>
=> asam lemak
tak jenuh
Memiliki ikatan
rantai ganda
![Page 49: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/49.jpg)
Sehingga ..
![Page 50: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/50.jpg)
Asam lemak (AL)
dibagi menjadi
![Page 51: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/51.jpg)
Asam lemak (AL)
dibagi menjadi
AL jenuh AL tak jenuh
![Page 52: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/52.jpg)
Asam lemak (AL)
dibagi menjadi
Bentuk
-trans
Bentuk
-cis
AL jenuh AL tak jenuh
![Page 53: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/53.jpg)
Apa perbedaan antara bentuk
“trans” dan ”cis” ini ?
![Page 54: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/54.jpg)
Pada asam lemak tak jenuh
konfigurasi -trans
![Page 55: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/55.jpg)
Atom H pada ikatan rantai gandanya
berada pada sisi yang berlawanan
![Page 56: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/56.jpg)
Atom H pada ikatan rantai gandanya
berada pada sisi yang berlawanan
![Page 57: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/57.jpg)
Atom H pada ikatan rantai gandanya
berada pada sisi yang berlawanan
sehingga bentuk molekulnya tetap lurus,
seperti asam lemak jenuh
![Page 58: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/58.jpg)
Seperti ini …
![Page 59: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/59.jpg)
Seperti ini …
Biasanya disebut “asam lemak trans”
![Page 60: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/60.jpg)
Pada asam lemak tak jenuh
Konfigurasi -cis
![Page 61: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/61.jpg)
Atom H pada ikatan rantai gandanya
berada pada sisi yang sama
![Page 62: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/62.jpg)
Atom H pada ikatan rantai gandanya
berada pada sisi yang sama
![Page 63: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/63.jpg)
Atom H pada ikatan rantai gandanya
berada pada sisi yang sama
sehingga bentuk molekulnya akan “membengkok”
![Page 64: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/64.jpg)
Seperti ini …
![Page 65: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/65.jpg)
Seperti ini …
Biasanya cukup disebut
“asam lemak tak jenuh”
![Page 66: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/66.jpg)
jadi, asam lemak
dibagi menjadi 3
![Page 67: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/67.jpg)
1. AL jenuh
2. AL trans
3. AL tak jenuh
![Page 68: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/68.jpg)
1. AL jenuh
2. AL trans
3. AL tak jenuh
![Page 69: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/69.jpg)
1. AL jenuh
2. AL trans
3. AL tak jenuh
Lemak jahat
Lemak sangat jahat
Lemak baik
![Page 70: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/70.jpg)
Selanjutnya adalah
penamaan asam lemak
![Page 71: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/71.jpg)
Berikut ini adalah beberapa nama
asam lemak yang sering dijumpai…
![Page 72: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/72.jpg)
Berikut ini adalah beberapa nama
asam lemak yang sering dijumpai…
Asam laurat (12 : 0)
Asam palmitat (16 : O)
Asam oleat (18 : 1) ω-9
Asam arakidonat (AA) (20: 4) ω-6
Asam dokosaheksanoat (DHA) (22: 6) ω-3
![Page 73: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/73.jpg)
Berikut ini adalah beberapa nama
asam lemak yang sering dijumpai…
Asam laurat (12 : 0)
Asam palmitat (16 : O)
Asam oleat (18 : 1) ω-9
Asam arakidonat (AA) (20: 4) ω-6
Asam dokosaheksanoat (DHA) (22: 6) ω-3
Nama populer
![Page 74: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/74.jpg)
Berikut ini adalah beberapa nama
asam lemak yang sering dijumpai…
Asam laurat (12 : 0)
Asam palmitat (16 : O)
Asam oleat (18 : 1) ω-9
Asam arakidonat (AA) (20: 4) ω-6
Asam dokosaheksanoat (DHA) (22: 6) ω-3
Jumlah atom karbon
![Page 75: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/75.jpg)
Berikut ini adalah beberapa nama
asam lemak yang sering dijumpai…
Asam laurat (12 : 0)
Asam palmitat (16 : O)
Asam oleat (18 : 1) ω-9
Asam arakidonat (AA) (20: 4) ω-6
Asam dokosaheksanoat (DHA) (22: 6) ω-3
Jumlah ikatan
rantai ganda
![Page 76: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/76.jpg)
Berikut ini adalah beberapa nama
asam lemak yang sering dijumpai…
Asam laurat (12 : 0)
Asam palmitat (16 : O)
Asam oleat (18 : 1) ω-9
Asam arakidonat (AA) (20: 4) ω-6
Asam dokosaheksanoat (DHA) (22: 6) ω-3
Omega
letak rantai ganda pertama
dihitung dari ujung belakang
![Page 77: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/77.jpg)
Contoh…
![Page 78: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/78.jpg)
Asam laurat (12 : 0)
![Page 79: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/79.jpg)
Asam lemak dengan 12 atom karbon,
tanpa ada ikatan rantai ganda
Asam laurat (12 : 0)
![Page 80: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/80.jpg)
Asam oleat (18 : 1) ω-9
![Page 81: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/81.jpg)
Asam oleat (18 : 1) ω-9
Asam lemak dengan 18 atom karbon,
dengan 1 buah ikatan rantai ganda
![Page 82: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/82.jpg)
Omega-9Asam oleat (18 : 1) ω-9
![Page 83: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/83.jpg)
Artinya..
Letak rantai ganda pertama adalah pada
atom karbon ke-9 dihitung dari ujung belakang
Asam oleat (18 : 1) ω-9 Omega-9
![Page 84: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/84.jpg)
Omega-9
12
3
56
78
9
4
Artinya..
Letak rantai ganda pertama adalah pada
atom karbon ke-9 dihitung dari ujung belakang
Asam oleat (18 : 1) ω-9
![Page 85: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/85.jpg)
Setelah lemak, jenis lipid selanjutnya adalah …
![Page 86: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/86.jpg)
Fosfolipid
![Page 87: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/87.jpg)
Sesuai dengan namanya, fosfolipid
merupakan gabungan dari fosfat dan lipid
![Page 88: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/88.jpg)
Struktur fosfolipid mirip dengan trigliserida
![Page 89: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/89.jpg)
Trigliserida :Jika
![Page 90: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/90.jpg)
Trigliserida :Jika
gliserol
![Page 91: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/91.jpg)
Trigliserida :Jika
3 asam
lemak
+gliserol
![Page 92: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/92.jpg)
Trigliserida : Fosfolipid :Jika Maka
![Page 93: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/93.jpg)
Trigliserida : Fosfolipid :Jika Maka
gliserol
![Page 94: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/94.jpg)
Trigliserida : Fosfolipid :Jika Maka
2 asam
lemak
+
gliserol
![Page 95: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/95.jpg)
Trigliserida : Fosfolipid :Jika Maka
gugus
fosfat+
![Page 96: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/96.jpg)
Fosfolipid
![Page 97: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/97.jpg)
Fosfolipid ini
memiliki sifat yang unik
![Page 98: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/98.jpg)
Bagian kepalanya
bersifat hidrofilik
![Page 99: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/99.jpg)
Bagian ekornya
bersifat hidrofobik
![Page 100: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/100.jpg)
Sehingga jika ia
diletakkan di dalam air
![Page 101: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/101.jpg)
Bagian kepalanya akan
mendekati molekul air
![Page 102: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/102.jpg)
Bagian ekornya akan
menjauhi molekul air
![Page 103: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/103.jpg)
Seperti ini
![Page 104: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/104.jpg)
airSeperti ini
![Page 105: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/105.jpg)
Satu lapis fosfolipid
air
![Page 106: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/106.jpg)
Bagian kepala akan
mendekati air
air
![Page 107: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/107.jpg)
Bagian ekor akan
berkumpul menjauhi air
air
![Page 108: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/108.jpg)
Bagaimana kalau ..
Dua lapis
fosfolipid ?
air
![Page 109: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/109.jpg)
air
Dua lapis
fosfolipidair
![Page 110: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/110.jpg)
air
air
Bagian kepala akan
mendekati air
![Page 111: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/111.jpg)
Bagian kepala akan
mendekati air
air
air
![Page 112: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/112.jpg)
Bagian ekor akan
berkumpul menjauhi air
air
air
![Page 113: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/113.jpg)
Dua lapis fosfolipid ini
sering disebut…
“Lipid Bilayer”
air
air
![Page 114: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/114.jpg)
Fungsinya seperti tembok
memisahkan dua ruangan
yang masing-masing
diisi oleh air
air
air
![Page 115: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/115.jpg)
Contohnya adalah
pada membran selair
air
![Page 116: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/116.jpg)
Contohnya adalah
pada membran selair
air
![Page 117: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/117.jpg)
Cairan ekstrasel
Cairan intrasel
Contohnya adalah
pada membran sel
![Page 118: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/118.jpg)
Cairan ekstrasel
Cairan intrasel
![Page 119: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/119.jpg)
Lipid bilayer
Cairan ekstrasel
Cairan intrasel
![Page 120: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/120.jpg)
Lipid bilayer ini bersifat
fleksibel dan berfungsi untuk
memberi sel bentuk yang jelas
![Page 121: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/121.jpg)
Jenis lipid
yang terakhir yaitu …
![Page 122: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/122.jpg)
Steroid
![Page 123: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/123.jpg)
Tidak seperti jenis lipid sebelumnya,
steroid ini memiliki bentuk molekul yang berbeda
![Page 124: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/124.jpg)
Steroid tidak tersusun dari asam lemak dan gliserol
namun berupa atom C yang tersusun membentuk
empat buah cincin
![Page 125: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/125.jpg)
Steroid tidak tersusun dari asam lemak dan gliserol
namun berupa atom C yang tersusun membentuk
empat buah cincin
![Page 126: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/126.jpg)
Tambahan atom dan variasi rantai samping (R)
akan menentukan jenis steroid tersebut
![Page 127: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/127.jpg)
Molekul steroid yang paling dasar yang banyak
terdapat dalam tubuh yaitu…
![Page 128: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/128.jpg)
Molekul steroid yang paling dasar yang banyak
terdapat dalam tubuh yaitu…
Kolesterol
![Page 129: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/129.jpg)
Molekul steroid yang paling dasar yang banyak
terdapat dalam tubuh yaitu…
Kolesterol
Molekul ini berperan penting
dalam menjaga kestabilan
membran sel
![Page 130: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/130.jpg)
Selain itu, ia juga berperan
sebagai bahan dasar untuk
diubah menjadi zat lain
Molekul steroid yang paling dasar yang banyak
terdapat dalam tubuh yaitu…
Kolesterol
![Page 131: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/131.jpg)
Kolesterol
![Page 132: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/132.jpg)
- Testosteron
- Progesteron
- Estradiol
- Kortisol
- Garam empeduKolesterol
![Page 133: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/133.jpg)
Mari kita review …
![Page 134: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/134.jpg)
Lipid
![Page 135: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/135.jpg)
Lipid
Lemak Fosfolipid Steroid
![Page 136: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/136.jpg)
Lipid
Lemak Fosfolipid Steroid
![Page 137: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/137.jpg)
Selesai
![Page 138: Lipid](https://reader034.vdokumen.com/reader034/viewer/2022051617/558977f1d8b42a301e8b45a5/html5/thumbnails/138.jpg)
Gambar yang digunakan pada slide ini berlisensi creative commons dari
flickr.com dan compfight.com
THANKS
More slides at
BelajarDokterHewan.blogspot.com