The oxygen is inhaled to the blood vessel which brings the oxygen to a cell.
Answer:
(1) Digestive System gets nutrients (good) from food and hands it over to the blood and Circulatory System then carries those nutrients where they need to go. (2) Filters out waste from food and pushes it through intestines and out the body (and you know how and where it gets out).
Explanation:
Answer:
E) Ca2+ from the sarcoplasmic reticulum binds to troponin
Explanation: