Answer:
nitrogen base
Explanation:
as it is nitrogen that is fixed to make protein bonds
Answer:
Semasa suhu persekitaran adalah tinggi Dan panas Salur darah akan mengalami vasodilasi. Salur darah akan mengembang, serta menyebabkan lebih banyak darah mengalir dekat permukaan kulit. Oleh itu lebih banyak haba akan hilang
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The answer is (C), because, red blood cells or wbc regulate body temperature (Idr), wbc fight infections, and rbc transport nutrients