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ID number:821734
 
Author:
Evaluation:
Published: 24.11.2005.
Language: Latvian
Level: Elementary school
Literature: n/a
References: Not used
Extract


1.Katra dzīva organisma eksistencei nepieciešamas uzturvielas, kas nodrošina organismu ar enerģiju un dod materiālu jaunu šūnu un audu sintēzei. Svarīgākās uzturvielas ir tauki, ogļhidrāti un olbaltumvielas. Uzturā vēl vajadzīgas arī minerālvielas, vitamīni un ūdens.
2.Organismam katru dienu vēlams uzņemt 1-1.5 litru ūdens. (Cilvēka organismā ir 56-62% ūdens)
3.Ķīmiskie elementi, kuri neietilpst ogļhidrātu, tauku, olbaltumvielu sastāvā, organismam jāuzņem ar minerālvielām.…

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