Tentamen (uitwerkingen)
CIDESCO QUESTIONS (Natural sciences portion)
- Vak
- Instelling
which ones are correct? 1. Biological and non-biological substances both need oxygen for their existence 2. the human body consists only of biological substances - Answer- 1 and 2 are both correct which ones are correct? 1. every living organism needs some non-biological substances for its ex...
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