Question

Which statement accurately states what happens when a muscle contracts?

A) Calcium combines with ATP to produce sarcomeres
B) Myosin head attach to and pull on a series of actin-binding sites
C) Actin produces myosin and ATP
D) Calcium produces contractions

Answer 1

Myosin headheads attach to and pull on a series of actin-binding sites

Step-by-step explanation:

Answer 2

Option A) might be correct