As hinted in the question, the cross bridge cycle is a
series of molecular events that occur after excitation of the sarcolemma. A
cross bridge is formed when a myosin head bound to actin. The cross bridge
cycle depends on the presence of calcium ions
Answer:
Circulatory system: Includes the arteries
Pumps blood
Includes the heart
Raspatory system : Provides oxygen to the blood
Preforms breathing
Includes the lungs
Explanation:
Mercury, Mars, Uranus, Venus, Earth, Neptune, Saturn, Jupiter
Answer:
I think Mackenzie is not the relative because of the blood type difference and the one who PROBABLY STOLE THE MONEY
Explanation:
I don't know the other answer sorry and good luck
The correct answer among the choices given is the second option. <span>Living things use energy as the fuel for everything they do. It is in the form of chemical energy that living things use it. Loss of this energy is released as heat to the environment.</span>