Question

Cardiac muscle cells will contract 2.5 billion times in the average life. This takes a lot...

Cardiac muscle cells will contract 2.5 billion times in the average life. This takes a lot of energy.


Which organelle would you find tons of in the cardiac muscle cells to fulfill this energy requirement?


Are the reactions in this organelle endergonic or exergonic?


What is the energy molecule produced?


What metabolic reaction uses oxygen to produce this energy?

Science   Anatomy-And-Physiology   
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Answer #1

Which organelle would you find tons of in the cardiac muscle cells to fulfill this energy requirement?

Answer: Mitochondria: This organelle is the energy house of the cell. This organelle produces energy for contraction of cardiac muscle cells


Are the reactions in this organelle endergonic or exergonic?
Answer: the reactions in this organelle are Endergonic i.e energy is used up to form high energy molecules ATP.

What is the energy molecule produced?

Answer: ATP molecules are produced.




What metabolic reaction uses oxygen to produce this energy?

Answer: Aerobic oxidative phosphorylation reaction uses oxygen to produce this energy

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