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Upon stimulation of skeletal muscles calcium is immediately made available for binding to troponin from
Options
(a) blood
(b) lymph
(c) sarcoplasmic reticulum
(d) bone
Correct Answer:
sarcoplasmic reticulum
Explanation:
The sarcoplasmic reticulum is a specialized type of smooth ER that regulates the calcium ion concentration in the cytoplasm of striated muscle cells. A system of membrane-bound tubules that surrounds muscle fibrils, releasing calcium ions during contraction and absorbing them during relaxation. The endoplasmic reticulum found in striated muscle fibers.
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Topics: Locomotion and Movement
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Subject: Biology
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Spot out the zone of our country considered as the hot spot of biodiversity
- A professor kept some moist seeds in an airtight jar and started lecturing
- The enzyme recombinase is required at which stage of meiosis:
- Stomatal movement is not affected by
- Singer and Nicholsons model of plasma membrane differs from Robertsons model
Topics: Locomotion and Movement (106)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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