If you were to selectively extract protein molecules from the H-zone of a sarcomere [SAHR-kuh-meer], which of the following would be found in the extract?
W) Actin
X) Myosin [MY-uh-sin]
Y) Titin
Z) Tropomyosin [troh-puh-mee-UH-sin]
✔️Answer:X) MYOSIN
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