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Tissues — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceTissues1 Mark
MCQ
Heart muscles are:
  • A
    Voluntary and striated.
  • B
    Involuntary and striated.
  • C
    Voluntary and rnultinucleate.
  • ✓
    Involuntary, striated and uninucleate.
✓

Answer

Correct option: D.
Involuntary, striated and uninucleate.
Cardiac muscle fibres are branched, striated and uninucleate. These muscles are involuntary. These muscles are exclusively present in the heart and show rhythmic contraction and relaxation throughout life.

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