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Dark bands are...

Dark bands are

A

A-band

B

B-band

C

I-band

D

Z-line

Text Solution

Verified by Experts

The correct Answer is:
A
A myofibril has dark and light bands. The dark bands are called A bands (Anisotropic bands). Light bands are called I bands (isotropic bands).
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NCERT FINGERTIPS-LOCOMOTION AND MOVEMENT-Locomotion And Movement
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  2. Which of the following statements is incorrect ?

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  4. What is sarcomere ?

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  5. The functional unit of contractile system in a striated muscle is

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  6. Given below is the figure of a sarcomere. Identify the parts labelled ...

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  7. Which of the following statements about the striated muscle is incorre...

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  8. Which of the following sarcomeres is labelled correctly ?

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  9. The given figure represents the histology of of a striated muscle. Ide...

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  10. Match coloum I with coloum II and select the correct option from the c...

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  11. Read the given statements and select the correct option. Statement 1...

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  12. Which of the following contractile proteins contributes 55% of muscle ...

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  13. The given figure shows an actin (thin) filament. Identify the labelled...

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  14. Fill up the blanks in the following sentence by selecting the correct ...

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  15. Actin binding sites are located on

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  16. The given figure is related with myosin monomer (meromyosis). Identify...

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  17. Which of the following statements are correct regarding muscle protein...

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  19. Which one of the following options shows the next stage of muscle cont...

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  20. During muscular contraction, which of the following events occur? (i)...

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