Question

39. What is the basic unit of a muscle? (1 point)

O myosin
O actin
O muscle fibers
O myofibrils

Answer 1

C.) Muscle Fibers

Step-by-step explanation:

I had this question on a test. This is the correct answer.

Answer 2

The correct answer is: myofibrils.

Step-by-step explanation:

The basic muscle unit corresponds to the myofibril, which is composed of myofilaments: actin and myosin. Myofibrils gives the striated appearance to the muscle.