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QWhich component is not present in the thin filament?

ID: #8676 Muscular System 113 views
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#8676Q ID
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Muscular SystemTopic
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  • A Troponin ✔ ✖
  • B ATPase ✔ ✖
  • C Tropomyosin ✔ ✖
  • D LMM ✔ ✖
Correct Answer: Option A

Explanation

The thin filament or actin filament is primarily composed of two filaments of ‘F’ actin wound helically around each other. ‘F’ actin is a polymer of monomeric ‘G’ actins. The proteins tropomyosin and troponin are also present and are important regulatory proteins that control muscle contraction.

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