Assertion [A]: All muscles follow “all or none” principle. Reason

1.	Assertion [A]: All muscles follow “all or none” principle. Reason [R]: All muscles fibers contract either fully or do not contract at all depending upon the threshold stimulus availability.
Answer» Assertion [A]: All muscles follow “all or none” principle. Reason [R]: All muscles fibers contract either fully or do not contract at all depending upon the threshold stimulus availability.

Assertion [A]: All muscles follow “all or none” principle. Reason [R]: All muscles fibers contract either fully or do not contract at all depending upon the threshold stimulus availability.

Answer»

Assertion [A]: All muscles follow “all or none” principle.

Reason [R]: All muscles fibers contract either fully or do not contract at all depending upon the threshold stimulus availability.