Page 14 - Module More Biologi Tg 4

Biologi Tingkatan 4 Bab 2 Biologi dan Organisasi Sel

(c) Sitoplasma • Medium seperti jeli antara nukleus dengan membran • Medium tindak balas biokimia
Cytoplasm plasma. Plasma yang mengandungi komponen sel. dalam sel.
A jelli-like medium that is present between the nucleus and
the cell membrane in which a number of other components Medium for biochemical reactions to
2 (d) Nukleus of the cell that can be found. take place.

Nucleus • Berbentuk sfera dan dilingkungi oleh membran • Mengawal semua aktiviti sel.
nukleus.
Controls

Membran nukleus Spherical and bounded by the nuclear membrane. the activities of the cell.
BAB Kromatin • Mengandungi bahan genetik, DNA .
Nuclear membrane
Chromatin
DNA

Nukleoplasma Contains genetic material, .
Nucleoplasm
Nukleolus
Nucleolus
(e) Mitokondrion • Berbentuk rod . Menjana tenaga melalui respirasi
Mitochondrion Rod -shaped . sel.
• Dikelilingi oleh dua lapisan membran. Generates energy through cellular
Surrounded by a double membrane. respiration .
• Membran dalaman berlipat-lipat membentuk
kristae .
The inner membrane is highly folded into cristae .
Membran dalaman
Inner membrane
Kristae
Matriks Cristae
Matrix

Membran luaran
Outer membrane
(f) Jalinan endoplasma (JE) • Rangkaian membran berbentuk kantung (sisternae). • Jalinan endoplasma kasar
Endoplasmic reticulum (ER) A network of interconnected membrane-bounded mengangkut protein yang
sac (cisternae). disintesis oleh ribosom.
• Bersambungan dengan membran nukleus . Rough endoplasmic reticulum
Continuous with the nuclear membrane. transports proteins made by the
• Terdiri daripada dua jenis: ribosomes.
Consist of two types: • Jalinan endoplasmic licin terlibat
- Jalinan Endoplasma Kasar dalam sintesis lipid .
Rough Endoplasmic Reticulum Smooth endoplasmic reticulum involved
Mempunyai ribosom pada permukaan in the synthesis of lipids .
With ribosomes attached
- Jalinan endoplasma licin
Smooth Endoplasmic Reticulum
Tidak mempunyai ribosom pada permukaan
No ribosomes attached
Jalinan endoplasma licin
Smooth endoplasmic reticulum
Membran nukleus
Nuclear membrane
Sisternae
Cisternae
Ribosom
Jalinan endoplasma kasar Ribosome
Rough endoplasmic reticulum

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