<span>mitochondrion
The mitochondria are the organelles in cells responsible to regulate the cellular metabolism. They are also involved in very many aspects of it such as producing ATP, which works as the cell currency, through the pyruvate, the Krebs cycle, and the electron transport chain, and also other functions such as </span><span>Calcium signalling.</span>
<span>RNA acts like a messenger because it transfers the codes for the DNA because DNA is too big to fit through the nuclear pores</span>
Here is the complete question
When an individual is exercising heavily and when the muscle becomes oxygen-deprived, muscle cells convert pyruvate to lactate. What happens to the lactate in skeletal muscle cells?
A. It is converted to NAD+.
B. It produces CO2 and water.
C. It is taken to the liver and converted back to pyruvate.
D. It reduces FADH2 to FAD+.
E. It is converted to alcohol.
Answer
C. It is taken to the liver and converted back to pyruvate
20kg piece of pure gold, i think........
I'm not positive but I think the answer is C condensation