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Title: The two threadlike proteins that slide to generate a muscle contraction are : Post by: vietquocnguyen on Mar 18, 2018 The two threadlike proteins that slide to generate a muscle contraction are
A) actin and myosin. B) myosin and acetylcholine. C) ATP and calcium. D) calcium and actin. E) acetylcholine and ATP. Question 2 When pressure increases, flow: A) stays the same. B) varies. C) increases. D) decreases. Question 3 The trachea begins at the level of the ________ cervical vertebra and ends at the level of the ________ thoracic vertebra. A) sixth, eighth B) sixth, sixth C) fourth, third D) sixth, fifth Title: The two threadlike proteins that slide to generate a muscle contraction are : Post by: carelesslycool on Mar 18, 2018 Content hidden
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