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Home Q & A Board Biology-Related Homework Help General Biology
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jackiemartini09 jackiemartini09
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6 years ago
In a muscle contraction event, ____ causes the release of calcium from the sarcoplasmic reticulum.
 
  a. the hydrolysis of ATP
  b. the formation of ATP
  c. the formation of the actin-myosin cross-bridge
  d. a signal from a motor neuron
  e. the shortening of the sarcomere

Question 2

In a muscle contraction, calcium ____.
 
  a. causes the hydrolysis of ATP
  b. connects actin with myosin to form a cross-bridge
  c. allows myosin to bind to actin
  d. catalyzes the formation of ATP from ADP and Pi
  e. causes the release of Pi from the myosin head
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lizfloyd1lizfloyd1
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6 years ago
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#2
6 years ago
I know this sounds cliche, but I was thinking the same thing for each of these. Thanks for confirming Slight Smile
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#3
6 years ago
I'm sure Wink Face Thanks for your honesty
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