194,215 views
1 vote
1 vote
Which element is important in directly triggering contraction? a. sodium (Na') b. calcium (Ca.
{ }^(++)) cotassium (
\left.\mathrm{K}^(\wedge)\right) d. chloride (Cl)

User Anthony Pegram
by
2.8k points

1 Answer

24 votes
24 votes

Answer:A

Step-by-step explanation:

User AndacAydin
by
3.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.