★ Nervous and Endocrine System Quiz
The main elements of the endocrine system are ______.
A. The glands, hormones, and cell receptors
B. The glands, nerves, and blood vessels
C. The blood, tissue, and brain
D. The hormones, blood, and brain
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Diabetes is a disease where some mammals cannot properly regulate
A. temperature
B. blood glucose
C. oxygen and carbon dioxide
D. water and solutes
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