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What is sarcomere ?...

What is sarcomere ?

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Structural and functional unit of myofibril and is formed of one complete A -band and half I-band on each side
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What does sarcomere comprises of ?

A sarcomere is :

Which of the following is not a structure found inside a single sarcomere ?

Statements: 1. A bands are dark and contain myosin. I-bands are light and contain actin. 3. During action, A band contracts. 4. Part between two Z-lines is sarcomere. 5. Central part of thin filaments, not overlapped by thick filaments is H-zone.

Statements : 1. A bands are dark and contain myosin 2. I-bands are light and contain actin 3. During action, A band contracts 4. Part between two Z-lines is sarcomere 5. Central part of thin filament, not overlapped by thick filaments is H-zone.

(A) What is the function of velamen ? (B) What is plerome ? (C) What is quiescent centre ? (D) What is the function of collenchyma ? (E) What is the chemical nature of cuticle ?

The length of sarcomere is about

A firm hold for the filaments in a sarcomere is provided by

Statements A-bands of the muscle are dark and contain myosin I-band are the light bands and contain actin During muscle contraction the A-band contracts The part between the two Z-lines is called as sarcomere The central part of thin filament, not over-lapped by thick filament is called H-zone of the above statements.