1. Tardigrade
  2. Question
  3. Biology
  4. Which of the following statements is correct about the cardiac muscles? (I). It is present in heart only (II). The plasma membranes of adjacent cardiac cells interlock at intercalated disc (III). The intercalated disc contains desmosome (adhering and gap junction) (IV). Gap junctions allow the cardiac cells to contract as a unit

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Q. Which of the following statements is correct about the cardiac muscles?
(I). It is present in heart only
(II). The plasma membranes of adjacent cardiac cells interlock at intercalated disc
(III). The intercalated disc contains desmosome (adhering and gap junction)
(IV). Gap junctions allow the cardiac cells to contract as a unit

Structural Organisation in Animals

Solution:

Correct answer is (a) All