Question

If the length of sarcomere before contraction is 700 mm then what will be the length of sarcomere after contraction ?​

Answer 1

Length Becomes reduced as it is the functional unit of muscle during contraction I band will reduce ..and after relaxation it comes to orginal length that is 700

Answer 2

after contraction they come to the normal position as they were before contraction hence the length of sacromere is700mm