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ki77a [65]
3 years ago
9

Which regions best identifies where myosin would have maximum cross-bridge access to actin?

Biology
1 answer:
8090 [49]3 years ago
7 0
<h2>Region between 2 and 3</h2>

Explanation:

Muscles consists of two protein filaments:a thick filament which is made up of protein myosin whereas a thin filament is made up of protein actin

  • During contraction,thin filaments slide past the thick filament resulting in shortening of sarcomere
  • Myosin thick filaments grab on to the actin filaments by forming cross bridges
  • The thick filaments pull the thin filaments past them making the sarcomere shorter
  • The region between points 2 and 3 includes the area of overlap between thin and thick filaments
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