The myosin cross-bridge cycle________.
requires ATP hydrolysis
involves interaction of myosin heads and the actin
filament
cannot occur if...
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Medical Sciences
The myosin cross-bridge cycle________.
requires ATP hydrolysis
involves interaction of myosin heads and the actinfilament
cannot occur if Ca++ is present
a and b
all of the above
Answer & Explanation
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4.3 Ratings (559 Votes)
During a muscle contraction Thick myosin filaments and thin actin filaments slide across one another Zbands move closer together causing the sarcomere to shortenI bands appear narrow When a muscle is relaxed tropmyosin covers the binding sites
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