Which of These Puts the Steps of Sliding Filament Model $\rarr$

question 4

Multiple Choice

Which of these puts the steps of sliding filament model of muscle contraction in the correct order?

• A) ATP is hydrolyzed as myosin heads bind the actin filament\(\rarr\)myosin heads bind ATP\(\rarr\)ADP + P are released and the myosin heads pull the actin filament
• B) Myosin heads bind ATP\(\rarr\)ATP is hydrolyzed as myosin heads bind the actin filament\(\rarr\)ADP + P are released and the myosin heads pull the actin filament.
• C) ADP + P are released and the myosin heads pull the actin filament\(\rarr\)ATP is hydrolyzed as myosin heads bind the actin filament\(\rarr\)myosin heads bind ATP.
• D) Myosin heads bind ATP\(\rarr\) ADP + P are released and the myosin heads pull the actin filament\(\rarr\)ATP is hydrolyzed as myosin heads bind the actin filament.
• E) ATP is hydrolyzed as myosin heads bind the actin filament\(\rarr\)ADP + P are released and the myosin heads pull the actin filament\(\rarr\)myosin heads bind ATP.

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