23
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Tissue

Question 23 • 2026-2027 EDGE Human Anatomy and Physiology A

Insulin and glucagonOxytocin and adrenalinDopamine and serotonin✔ Actin and myosin are the two specialized proteins found in muscle.

Answer
A
Insulin and glucagon
B
Oxytocin and adrenalin
C
Dopamine and serotonin
D
✔ Actin and myosin