A Mutation Results in a Developmental Defect That Stops the Ionic

question 216

Multiple Choice

A mutation results in a developmental defect that stops the ionic current from flowing from cell to cell in cardiac muscle.Which structure(s) is/are most likely defective as a result of this mutation?

• A) Sarcomeres
• B) Titin
• C) Actin
• D) Neuromuscular junctions
• E) Gap junctions

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