WAEC Biology 2021 Theory — Question 3
Question 3 of 26 from the West African Examinations Council (WAEC) Biology 2021 Theory paper, with the correct answer and a full explanation.
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1(c). Mention three chemical substances transported by the blood component named in 1(b) above (plasma).
Model answer
Any three of: hormones; nutrients; oxygen (dissolved/carried); waste products (e.g. urea, carbon dioxide).
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