Question

5. Red muscle fibres are not capable of contraction for a long duration ( True/ False )​

Answer 1

Answer:

false

Explanation:

Red muscle fibres are dark red due to the presence of myoglobin. They have large amount of mitochondria whereas, the white muscle fibres have low amount of mitochondria and myoglobin.

Answer 2

Answer:

false

Explanation:

red muscle fibers are constantly in use