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ID number:660416
 
Evaluation:
Published: 21.08.2024.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

Šūnas ķīmiskais sastāvs:
• Ogleklis (C) – 11% šūnā
• Ūdeņradis (H) – 59% šūnā
• Skābeklis (O) – 24% šūnā
• Slāpeklis (N) – 4% šūnā
• Fosfors, Sērs, Nātrijs, Kalcijs, Kālijs, Dzelzs, Magnijs, Hlors – 2% šūnā
4 GALVENIE organiskie savienojumi, kas atrodami šūnā ir lipīdi (piem. holesterīns), ogļhidrāti (piem. ciete), olbaltumvielas (piem. insulīns), nukleīnskābes (piem. DNS).
LIPĪDI
Lipīdi ir tauki un taukiem līdzīgas vielas, kā arī hidrofobas molekulas.
Galvenās grupas:
• Taukskābes
• Triglicerīdi (3 taukskābes + glicerols)
• Fosfolipīdi (2 taukskābes + glicerols + fosfātgrupa)
• Steroli (holesterols, estrogēns, testosterons)…

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